Mechanical Properties of Fluids Test

Result

Mechanical Properties of Fluids Test - 22

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Weekly Quiz Competition

Question 1
4 / -1

A beaker is completely filled with water at 4^o C It will overflow if

A
Heated above 4^o C

B
Cooled below 4^o C

C
Both heated and cooled above and below 4^o C respectively

D
None of these
Question 2
4 / -1

A
0.5 cm

B
1.0 cm

C
1.5 cm

D
2.0 cm
Question 3
4 / -1

Melting point of ice.....

A
Increases with increasing pressure

B
Decreases with increasing pressure

C
Is independent of pressure

D
is proportional of pressure
Question 4
4 / -1

Amount of heat required to raise the temprature of a body through 1k is called it is

A
Water equivalent

B
Thermal capacity

C
Entropy

D
Specific heat
Question 5
4 / -1

10 g of ice at 0^oC is mixed with 100 g of water at 50^o C what is the resultant temperature of mixture.

A
31.2^o C

B
32.8^o C

C
36.7^o C

D
38.2^o C

Solution
Question 6
4 / -1

Two metal strips that constituate a thermostant must necessarily in their

A
Mass

B
Length

C
Resistivity

D
Coefficient of liner expansion
Question 7
4 / -1

A lead bullet at 27^o C just melts when stopped by an obstacle Assuming that 25% of heat is absorbed by the obstacle then the velocity of the bullet at the time of striking.[M.P. of lead = 327^o C, specific heat of lead = 0.03 cal/x latent heat of fusion of lead = 6 cal/g and J = 4.2 Jute / cal]

A
410 m/s

B
1230 m/s

C
307.5 m/s

D
None of these

Solution
Question 8
4 / -1

An electric kettle takes 4 A current at 220 V How much time will it take to boil 1 kg of water from temperature 2⁰ C ? The temperature of boiling water is 10⁰C.

A
12.6 min

B
4.2 min

C
6.3 min

D
8.4 min

Solution
Question 9
4 / -1

Assertion : Specific heat capacity is the cause of formation of land and sea breeze.
Reason : The specific heat of water is more then land.
(a) If both asseration and reason are true and the reason is the correct explanation of the reason.
(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.
(c) If assertion is true but reason is false.
(d) If the assertion and reason both are false.
(e) If assertion is false but reason is true.

A
a

B
b

C
c

D
d
Question 10
4 / -1

The value of surface tension of a liquid at critical temperature is

A
zero

B
Infinite

C
Between 0 and ∞

D
Cannot be determined

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Mechanical Properties of Fluids Test - 22

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Mechanical Properties of Fluids Test - 22

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Question 1

Heated above 4o C

Cooled below 4o C

Both heated and cooled above and below 4o C respectively

None of these

Question 2

0.5 cm

1.0 cm

1.5 cm

2.0 cm

Question 3

Increases with increasing pressure

Decreases with increasing pressure

Is independent of pressure

is proportional of pressure

Question 4

Water equivalent

Thermal capacity

Entropy

Specific heat

Question 5

31.2o C

32.8o C

36.7o C

38.2o C

Solution

Question 6

Mass

Length

Resistivity

Coefficient of liner expansion

Question 7

410 m/s

1230 m/s

307.5 m/s

None of these

Solution

Question 8

12.6 min

4.2 min

6.3 min

8.4 min

Solution

Question 9

a

b

c

d

Question 10

zero

Infinite

Between 0 and ∞

Cannot be determined

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My Perfomance

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Heated above 4^o C

Cooled below 4^o C

Both heated and cooled above and below 4^o C respectively

31.2^o C

32.8^o C

36.7^o C

38.2^o C