Binding Energy and Stability Quiz with Answers PDF Download – Test 89

MCQ 441: Process by which energy is released in sun is:

1. fission
2. Haber's process
3. fusion
4. radioactivity

MCQ 442: Heavy nuclei have:

1. more protons than neutrons
2. more electrons than neutrons
3. more neutrons than electrons
4. more neutrons than protons

MCQ 443: A white ball of mass 1.0 kg moving with initial speed u = 0.5 ms^-1 collides with stationary red ball of same mass, they move forward making angle of 90° between their paths. Their speed is:

1. 1 ms^-1
2. 0.354 ms^-1
3. 2 ms^-1
4. 3 ms^-1

MCQ 444: Amount by which one oscillation leads or lags behind another is called:

1. in phase
2. intensity
3. phase difference
4. superposition

MCQ 445: Satellite around Earth follows a circular path because:

1. gravitational force is parallel to velocity
2. gravitational force is anti-parallel to velocity
3. gravitational force is perpendicular to velocity
4. gravitational force is anti-perpendicular to