Physics – Class 11 Mock Test 7

10%

Question 1 of 10

1. A geosynchronous satellite always appears fixed in the sky.

False

True

Question 1 of 10

Question 2 of 10

2. When the area decreases _____

the change in pressure cannot be determined

pressure increases

pressure remains constant

pressure decreases

Question 2 of 10

Question 3 of 10

3. Strain can be negative. True or False?

True

False

Question 3 of 10

Question 4 of 10

4. Which of the following quantities have the same S.I. unit as that of modulus of elasticity?

Energy per unit volume

Force per unit length

Change in length

Energy

Question 4 of 10

Question 5 of 10

5. Hooke’s law is an empirical law. True or False?

True

False

Question 5 of 10

Question 6 of 10

6. A geostationary satellite cannot orbit in any plane other than the equatorial plane.

False

True

Question 6 of 10

Question 7 of 10

7. Which of the following options is correct?

A - yield point, B - elastic limit, C - fracture point, D - Ultimate tensile strength

A - yield point, B - proportional limit, C - Ultimate tensile strength, D - fracture point

A - proportional limit, B - yield point, C - Ultimate tensile strength, D - fracture point

A - yield point, B - proportional limit, C - fracture point, D - Ultimate tensile strength

Question 7 of 10

Question 8 of 10

8. Select the correct option. B is bulk modulus.

B_solid > B_liquid > B_gas

B_gas > B_liquid > B_solid

B_liquid > B_gas> B_solid

B_liquid > B_gas > B_solid

Question 8 of 10

Question 9 of 10

9. Which of the following stresses causes change in density, as long as force acts on the body?

Tensile stress

Volumetric stress

Compressive Stress

Shear stress

Question 9 of 10

Question 10 of 10

10. Which of the following quantities has the same S.I. unit as that of pressure?

Energy / Velocity

Energy / Displacement

Work

mass X (velocity)²/Volume

Question 10 of 10