Properties of Solids & Liquids (NEET (NTA)National Eligibility cum Entrance Test (Medical) Physics): Questions 181  184 of 190
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Question number: 181
» Properties of Solids & Liquids » Specific Heat Capacity
Question
A student takes 50 gm wax (specific heat = 0.6 kcal/kg °C) and heats it till it boils. The graph between temperature and time is as follows. Heat supplied to the wax per minute and boiling point are respectively.
Choices
Choice (4)  Response  

a.  500 cal, 50°C 

b.  1000 cal, 100°C 

c.  1500 cal, 200°C 

d.  1000 cal, 200°C 

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Question number: 182
» Properties of Solids & Liquids » Terminal Velocity
Question
A large open tank has two holes in the wall. One is a square hole of side L at a depth y from the top and the other is a circular hole of radius if at a depth 4y from the top. When the tank is completely filled with water the quantities of water flowing out per second from both the holes are the same. Then R is equal to
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


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Question number: 183
» Properties of Solids & Liquids » Terminal Velocity
Question
An incompressible liquid flows through a horizontal tube as shown in trite following fig. Then the velocity v of the fluid is
Choices
Choice (4)  Response  

a.  3.0 m/s 

b.  1.5 m/s 

c.  2.25 m/s 

d.  1.0 m/s 

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Question number: 184
» Properties of Solids & Liquids » Surface Energy and Surface Tension
Question
A homogeneous solid cylinder of length L and crosssectional area is immersed such that it floats with its axis vertical at the liquidliquid interface with length in the denser liquid as shown in the fig. The lower density liquid is open to atmosphere having pressure P _{Q}. Then density of solid is given by
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


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