Magnetic force acting on a unit positive charge moving perpendicular to the magnetic field with a unit velocity is called____________________?

Related Mcqs:

What is the value of the current in a wire of 10cm long at the right angle to a uniform magnetic field of 0.5 Weber/m2 when the force acting on the wire is 5N ?

A. 1A B. 10A C. 100A D. 1000A...

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...

A wheat stone bridge is said to be balanced when____________________?

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...

The deflection for 50 division of galvanometer is decreased to 25 divisions by shunt resistance of 12Ω. Galvanometer resistance is_____________?

A. 18Ω B. 30Ω C. 24Ω D. 12Ω...

The magnetic field strength of solenoid is__________________?

A. B = μNI B. B = μN/I C. B = μnI D. Both B and C...