In a moving coil galvanometer, the deflecting torque acting on the coil is related to the…
Physics · Class 12 · CBSE — Moving Charges and Magnetism
In a moving coil galvanometer, the deflecting torque \(\tau\) acting on the coil is related to the current I flowing through it as:
- \(\tau \propto I^3\)
- \(\tau \propto I^2\)
- \(\tau \propto I\)
- \(\tau \propto \sqrt{I}\)
Answer
(C) I
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A millivoltmeter of 25 millivolt range is to be converted into an ammeter of 25-ampere range. The value (in…
- A square current carrying loop is suspended in a uniform magnetic field acting in the plane of the loop. If…
- In the question number 42, if velocity is normal in the shorter side then the voltage developed is
- Assertion (A): The energy of charged particle moving in a uniform magnetic field does not change. Reason (R)…
- A straight conducting rod of length l and mass m is suspended in a horizontal plane by a pair of flexible…
- The magnetic field at P on the axis of a solenoid having 100 turns/m and carrying a current of 5 A is
- A particle of mass m and charge q moving with velocity v i is subjected to a uniform electric field E j . The…
- Assertion (A): When radius of a current carrying loop is doubled, its magnetic moment becomes four times…
More Moving Charges and Magnetism questions · Browse all practice questions