When a particle of charge q and mass m enters into a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field it describes a circular path of radius___________________?

Related Mcqs:

SI unit of flux density is____________________?

A. NA-1m-1 B. NAm-1 C. NmA-1 D. NmA-2...

The standard vector symbol for flux density is ____________________?

A. M B. L C. H D. B...

A particle of mass m charge q and speed V enters a uniform magnetic radius r. The radius r of the circle is_________________?

A. independent mass m B. directly proportional to m C. directly proportional to q D. directly proportional to B...

While measuring the unknown resistance the help of slide wire bridge a greatest accuracy can be achieved when__________________?

A. a most sensitive galvanometer is used B. a steady voltage cell is used C. the balance point is close to the middle of the wire D. a high resistance box is used in one of its gap...

An ammeter measures the total current flowing through a circuit when it is connected__________________?

A. in series with the circuit B. in parallel with circuit C. in series with any of the parallel resistances in the circuit D. in parallel with any of the series resistances in the circuit...