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JEE Main20253 Apr 2025Morning ShiftPhysicsCurrent ElectricityActual

In the figure shown below, a resistance of 150.4 is connected in series to an ammeter A of resistance 240 . A shunt resistance of 10 is connected in parallel with the ammeter. The reading of the ammeter is _____ mA.

Correct answer

0

Step-by-step solution

aligned & R _ eq = R ₁+ R ₂ & R _ eq =150.4+ 240 10 250 & =150.4+9.6=160 & I ₁= I R ₂ 240 & I ₁= I 9.6 240 & = 20 160 9.6 2400 = 1 200 =5 10⁻³ ~A =5 ~mA aligned

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