NEET Physics: Questions 1161 - 1164 of 2099
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Question number: 1161
Question number: 1162
A piece of metal weight 46 gm in air, when it is immersed in the liquid of specific gravity 1.24 at 27 °C it weighs 30 gm. When the temperature of liquid is raised to 42°C the metal piece weighs 30.5 gm, specific gravity of the liquid at 42°C is 1.20, then the linear expansion of the metal will be
4.316 × 10 -5 /°C
2.316 × 10 -5 / o C
3.316 × 10 -5 /°C
|d.||Question does not provide sufficient data or is vague|
Question number: 1163
Two parallel glass plates are dipped partly in the liquid of density ρ keeping them vertical. If the distance between the plates is V, surface tension for liquids is T and angle of contact is θ, then rise of liquid between the plates due to capillary will be
Question number: 1164
A Nicol prism can produce polarised light. It can also analyses plane polarised light.
Nicol prism reduces the intensity of light to zero.
|a.||Ꭺ is false but Ꭱ is true|
|b.||Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ|
|c.||Both Ꭺ and Ꭱ are false|
|d.||Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ|