Interference Multiple Choice Questions (MCQ) PDF - 116

MCQ 576: Coherent sources emit waves that have

1. increasing phase difference
2. decreasing phase difference
3. constant phase difference
4. varying phase difference

MCQ 577: Intensifier screens reduces the patient's exposure to x-rays by a factor of

1. 500-600
2. 1000-2000
3. 100-500
4. 10-100

MCQ 578: 1 mole of uranium-238 has potential to emit total energy equal to about

1. 10⁹ J
2. 10¹⁰ J
3. 10¹¹ J
4. 10¹² J

MCQ 579: Law which relates pressure and volume of gas is

1. Charles's law
2. Avogadro's law
3. Boyle's law
4. ideal gas law

MCQ 580: A train travelling at 20 ms^-1 accelerates at 0.5 ms^-2 for 30 s, the distance travelled by train is

1. 825 m
2. 700 m
3. 650 m
4. 600 m