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

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...

A sensitive galvanometer gives full-scale deflection with 100 mV. If the resistance of the galvanometer is 50? the maximum current that can flow through safely is__________________?

A. 2.0 mA B. 20 mA C. 200 mA D. 0.2 mA...

A galvanometer basically is an instrument used to ____________________?

A. detect current in a circuit B. measure current flowing through a circuit C. measure voltage across a circuit D. measure potential difference between two points in a circuit...

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...

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...