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"For a hydrogen atom the electrical force as compared to gravitational force is", magnetic electric and gravitational fields Multiple Choice Questions (MCQ) with choices 1040 times, 1039 times, 1041 times, and 1042 times for online college courses. Learn electromagnetism and magnetic field questions and answers to improve problem solving skills for GRE subject tests.

Magnetic, Electric and Gravitational Fields Quiz

MCQ: For a hydrogen atom the electrical force as compared to gravitational force is

1. 1039 times
2. 1040 times
3. 1041 times
4. 1042 times

A

Lenzs Law Quiz

MCQ: By accelerating the magnet inside the coil, the current in it

1. increases
2. decreases
3. remains constant
4. reverses

A

What is Motion Quiz

MCQ: Force exerted by bat on ball if it strikes a ball of mass 0.16 kg initially hits bat with speed of 25 ms-1 with time impact of 0.003 s is

1. 145 N
2. 1333.33 N
3. 1456.7 N
4. 6543 N

B

1. random process
2. non-spontaneous process
3. regular process
4. massive process

A

Turning Effect of Forces Quiz

MCQ: If the principle of moments for any object holds, then object is in state of

1. inertia
2. equilibrium
3. suspension
4. motion

B