A Wheat Stone Bridge Is Said To Be Balanced When___________________

Hamad Electromagnetism 22/07/2023

A. maximum current flows through the galvanometer branch
B. minimum current flows through the galvanometer branch
C. potential difference across galvanometer branch is maximum
D. potential difference across galvanometer branch is zero

Related Mcqs:

A magnetic field___________________?

A. always exerts a force on a charged particle B. never exerts a force on a charged particles C. exerts a force if the charged particle is moving in the direction of the magnetic field lines D. exerts a force if the charged particle is moving perpendicular to the magnetic field lines...

Coil of a galvanometer is suspended in a radial magnetic field so that the deflecting torque on the coil is always___________________?

A. BINA cosa B. BINA sina C. BINA tana D. BINA...

Value of permeability of free space in SI units is___________________?

A. 4πx10-9 WbA-1m-1 B. 4πx10-7 WbA-1m-1 C. 4πx10-10 WbA-1m-1 D. 4πx10-8 WbA-1m-1...

The sensitivity of a galvanometer is given by__________________?

A. C/BAN B. CAN/B C. BAN/C D. ABC/N...

If the plane of the rectangular coil is parallel to the magnetic field (i.e radial magnetic field) the torque on the coil is_____________________?

A. τ = NIAB cosφ B. τ = NIAB sinφ C. τ = NIAB tanφ D. τ = NIAB...