PHY101 Final Term MCQs by Junaid

PHY101 Final Term Solved MCQs By Junaid

An Introduction to Physics (Virtual University of Pakistan)

Scan to open on Studocu

Studocu is not sponsored or endorsed by any college or university

PHY101 Final Term Solved MCQs By Junaid

An Introduction to Physics (Virtual University of Pakistan)

Scan to open on Studocu

Studocu is not sponsored or endorsed by any college or university

Q1. The units of the Planck constant h are those of:

1. energy
2. power
3. momentum
4. angular momentum

E. frequency

Q2. Which of the following is true of all virtual images?

1. They can be seen but not photographed
2. They are ephemeral
3. They are smaller than the objects
4. They are larger than the objects

E. None of the above

Answer: E

Q3. In constructing a thermometer it is NECESSARY to use a substance that:

1. expands with rising temperature
2. expands linearly with rising temperature
3. will not freeze
4. will not boil

E. undergoes some change when heated or cooled

Q4. A 60-watt light bulb carries a current of 0.5 A. The total charge passing through it in one hour is:

1. 120 C
2. 3600 C
3. 3000 C
4. 2400 C

E. 1800 C

Q5. If the charge on a parallel-plate capacitor is doubled:

1. the capacitance is halved
2. the capacitance is doubled
3. the electric field is halved
4. the electric field is doubled

Q6. the wavelength of red light is 700 nm. Its frequency is:

1. 4.30*104 Hertz
2. 4.30*105 Hertz NOT SURE
3. 4.30*103 Hertz
4. 4.30*102 Hertz

Q7. A capacitor C “has a charge Q”. The actual charges on its plates are:

1. Q, Q
2. Q/2, Q/2
3. Q , −Q