Types of Forces MCQs (Multiple Choice Questions) PDF Download | 94

A force similar to friction is

1. forward force
2. pulling force
3. drag force
4. contact force

Energy transferred to stone of weight 10 N falling from top of 250 m high cliff is

1. 25000 J
2. 250000 J
3. 2500 J
4. 250 J

Van der Waals derived an expression for the ‘pressure defect’, if the observed pressure is denoted as ‘p’ and volume is denoted as ‘V’, the gas pressure in the bulk of the gas is equal to:

1. p + a/V; where a: constant for the particular gas
2. p + a/(V²); where a: constant for the particular gas
3. p + (a × V); where a: constant for the particular gas
4. p + (a × V²); where a: constant for the particular gas

Bone thickness is equal to

1. cΔt/2
2. cΔt
3. c/t
4. t/2

"Upthrust = Weight of the liquid displaced" is known as

1. Bernoulli's Principle
2. Archimedes' Principle
3. Pascal's Law
4. Coulomb's law