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Physics and Mathematics — JEE Main & Advanced Physics PYQs

74 previous year questions from Physics and Mathematics with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

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1

Consider two vectors A and B , each having a magnitude of 10 unit. If these vectors are inclined to the X-axis at angles of 30^ and 60^ respectively, determine their resultant.

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2

Vector A has a magnitude of 3 m and is directed at an angle of 20^ to the X-axis, while vector B has a magnitude of 4 m and is directed at 110^ to the X-axis. Determine their resul

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3

Given the vectors a = 4 i + 3 j and b = 3 i + 4 j , evaluate the magnitude of a .

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4

Consider the vectors a = 4 i + 3 j and b = 3 i + 4 j . Calculate the magnitude of b .

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5

Suppose two vectors are given by a = 4 i + 3 j and b = 3 i + 4 j . Compute the magnitude of a + b .

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6

Two vectors are defined as a = 4 i + 3 j and b = 3 i + 4 j . Determine the magnitude of a - b .

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7

Determine the sum of vectors A , B , and C , each possessing a magnitude of 100 units and inclined to the X-axis at angles of 45^ , 135^ , and 315^ respectively.

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8

Based on the figure, determine the x and y components of the resultant of OA , BC and DE .

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9

Based on the figure, determine the magnitude of the resultant of OA , BC and DE .

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10

Based on the figure, determine the angle that the resultant of OA , BC and DE makes with the X-axis.

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11

Two vectors have magnitudes of 3 unit and 4 unit, respectively. Determine the angle between them if the magnitude of the resultant is 1 unit.

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12

Two vectors have magnitudes of 3 unit and 4 unit, respectively. Determine the angle between them if the magnitude of the resultant is 5 unit.

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13

Two vectors have magnitudes of 3 unit and 4 unit, respectively. Determine the angle between them if the magnitude of the resultant is 7 unit.

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14

A surveillance report concerning a suspected car details the following: 'The car travelled 2.00 km towards east, executed a perpendicular left turn, proceeded for 500 m , executed

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15

A carrom board ( 4 ft 4 ft square) features the queen at its centre. The queen is struck by the striker, travels to the front edge, rebounds, and goes into the hole behind the stri

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16

A carrom board ( 4 ft 4 ft square) features the queen at its centre. The queen is struck by the striker, travels to the front edge, rebounds, and goes into the hole behind the stri

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17

A mosquito net positioned over a 7 ft 4 ft bed has a height of 3 ft . A mosquito enters the net through a hole located at one of the bed's corners. It then flies to and settles at

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18

A mosquito net positioned over a 7 ft 4 ft bed has a height of 3 ft . A mosquito enters the net through a hole located at one of the bed's corners. It then flies to and settles at

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19

Let a be a vector of magnitude 4.5 unit pointing due north. Evaluate the vector 3 a .

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20

Let a be a vector of magnitude 4.5 unit pointing due north. Evaluate the vector -4 a .

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21

Two vectors possess magnitudes of 2 m and 3 m . The angle between them is 60^ . Determine the magnitude of their vector product.

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22

Two vectors possess magnitudes of 2 m and 3 m . The angle between them is 60^ . Determine the scalar product of the two vectors.

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23

A carrom board ( 4 ft 4 ft square) features the queen at its centre. The queen is struck by the striker, travels to the front edge, rebounds, and goes into the hole behind the stri

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24

Let A₁ A₂ A₃ A₄ A₅ A₆ A₁ represent a regular hexagon, as shown in the figure. The six sides, taken in sequence, represent six vectors. By utilizing the x-components of these vector

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25

Determine the value of A ( A B ) .

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26

Consider the vectors a = 2 i + 3 j + 4 k and b = 3 i + 4 j + 5 k . Determine the angle between these vectors.

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27

Given the vectors A = 2 i + 3 j + 4 k and B = 4 i + 3 j + 2 k , determine the cross product A B .

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28

Given that the vectors A , B , and C are mutually perpendicular, evaluate C ( A B ) and determine whether the converse holds true.

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29

A particle travels on a given straight line with a constant speed v . At a certain time, it is at a point P on its straight line path. O is a fixed point. The quantity OP v is

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30

The force acting on a charged particle due to electric and magnetic fields is expressed as F = q E + q v B . Suppose E is directed along the X-axis and B is along the Y-axis. In wh

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31

Identify an example where A B = C B while A C .

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32

Construct a graph from the following data and consider tangents drawn at x = 2, 4, 6 , and 8 . Identify the correct equation of the curve and the expression for the slope of the ta

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33

A curve is described by y = x . Determine the approximate change in y if x varies from 3 to 3 + 100 .

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34

In a charging R – C circuit, the electric current is given by i = i₀ e^ -t/RC , where i₀ , R , and C are constant parameters of the circuit and t represents time. Determine the rat

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35

In a charging R – C circuit, the electric current is given by i = i₀ e^ -t/RC , where i₀ , R , and C are constant parameters of the circuit and t represents time. Determine the rat

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36

In a charging R – C circuit, the electric current is given by i = i₀ e^ -t/RC , where i₀ , R , and C are constant parameters of the circuit and t represents time. Determine the rat

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37

In a discharging R – C circuit, the electric current is given by i = i₀ e^ -t/RC , where i₀ , R and C denote constant parameters and t represents time. If i₀ = 2.00 A , R = 6.00 10

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38

In a discharging R – C circuit, the electric current is given by i = i₀ e^ -t/RC , where i₀ , R and C denote constant parameters and t represents time. If i₀ = 2.00 A , R = 6.00 10

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39

In a discharging R – C circuit, the electric current is given by i = i₀ e^ -t/RC , where i₀ , R and C denote constant parameters and t represents time. If i₀ = 2.00 A , R = 6.00 10

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40

Determine the area bounded by the curve y = 3x^2 + 6x + 7 and the X-axis between the ordinates x = 5 and x = 10 .

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41

Determine the area enclosed by the curve y = x and the X-axis between x = 0 and x = .

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42

Determine the area bounded by the curve y = e^ -x , the X-axis and the Y-axis.

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43

A rod of length L is positioned along the X-axis between x = 0 and x = L . The linear density (mass/length) of the rod varies with the distance x from the origin as = a + bx . Dete

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44

A rod of length L is positioned along the X-axis between x = 0 and x = L . The linear density (mass/length) of the rod varies with the distance x from the origin as = a + bx . Dete

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45

For a particle, the momentum p varies with time t such that dp dt = (10 N ) + (2 N/s )t . Assuming the momentum is zero at t = 0 , determine the momentum at t = 10 s .

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46

The relationship between the changes in a function y and an independent variable x is given by dy dx = x^2 . Determine y as a function of x .

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47

Determine the number of significant digits in the value 1001 .

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48

Determine the number of significant digits in the value 0.001001 .

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49

Determine the number of significant digits in the value 100.10 .

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50

Determine the number of significant digits in the value 100.1 .

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51

A metre scale is graduated at every millimetre. How many significant digits can be present in a length measurement made with this scale?

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52

Round the value 3472 off to 2 significant digits.

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53

Round the value 84.16 off to 2 significant digits.

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54

Using a slide callipers, the length and radius of a cylinder are measured as 4.54 cm and 1.75 cm , respectively. Compute the volume of the cylinder.

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55

Round the value 2.55 off to 2 significant digits.

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56

At three different locations, the thickness of a glass plate is measured as 2.17 mm , 2.17 mm , and 2.18 mm . Determine the average thickness of the plate from this data.

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57

Round the value 28.5 off to 2 significant digits.

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58

Using a metre scale, the length of the string of a simple pendulum is measured to be 90.0 cm . Measurements with a slide callipers determine the radius of the bob plus the length o

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59

Suppose the resultant of vectors A and B makes an angle with A and an angle with B . It follows that

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60

Which of the following sets could represent the magnitudes of three vectors that sum to zero?

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61

A vector remains unaltered provided that

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62

A component of a vector is

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63

A vector A is directed vertically upward and a vector B is directed towards north. The vector product A B is

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64

The radius of a circle is given as 2.12 cm . Its area must be expressed as

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65

A physical scenario can be described by employing various sets of coordinate axes that are oriented differently. Which among the following do not depend on the orientation of these

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66

Suppose the angle between two nonzero vectors A and B is 120^ , and let their resultant be C .

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67

For the resultant of several vectors, its x-component

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68

For two vectors A and B , the magnitude of their vector product can be

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69

Suppose C = A + B .

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70

Suppose C = A + B .

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71

A physical scenario can be described by employing various sets of coordinate axes that are oriented differently. Which among the following do not depend on the orientation of these

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72

For the resultant of several vectors, its x-component

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73

Suppose the angle between two nonzero vectors A and B is 120^ , and let their resultant be C .

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74

For two vectors A and B , the magnitude of their vector product can be

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