Measurement of Length MCQ with Answers PDF Download – Test 52

MCQ 256: The meter rule is able to measure to a precision of:

1. 0.01 cm
2. 0.1 cm
3. 1 cm
4. 0.001 cm

MCQ 257: An experiment requires to measure the distance between 0.5 m to 0.6 m apart, which of the following instruments should be used so that distance can be measured with an accuracy of 0.001 m?

1. half meter rule
2. a meter rule
3. tape measure
4. screw gauge

MCQ 258: A 15 N force exerted on a small piston of area 0.025 m². The large piston has the area of 0.05 m². What is the pressure exerted on the liquid by the small piston?

1. 300 Pa
2. 600 Pa
3. 900 Pa
4. 120 Pa

MCQ 259: The words or letters added before a unit and stand for the multiples or sub-multiples of that unit are called:

1. mass
2. prefixes
3. units
4. rate

MCQ 260: To raise its temperature by 10 °C, 10 g of aluminum needs thermal energy of:

1. 90 J
2. 9000 J
3. 9 J
4. 900 J