O Level Online Exam Test Quiz PDF: Questions and Answers - 147

MCQ 731: Volume of gas is

1. directly proportional to temperature
2. inversely proportional to temperature
3. directly proportional to friction
4. inversely proportional to heat

MCQ 732: Sound waves travel at

1. same speed in different mediums
2. different speed in same mediums
3. different speed in different mediums
4. highest speed in vacuum

MCQ 733: SI unit for temperature is

1. Centigrade
2. Fahrenheit
3. Kelvin
4. Celsius

MCQ 734: Reverse process that involves changing a gas to a liquid is known as

1. Melting
2. Boiling
3. Condensation
4. Solidification

MCQ 735: For a simple pendulum, the relation between the periodic time 'T', the length of the pendulum 'l' and the acceleration due to gravity 'g' is given by

1. T = 2π ( l ⁄ √g )
2. T = 2π ( l ⁄ g )
3. T = 2π √l ⁄ g
4. None of the above