MEDIUM

JEE Main/Advance

IMPORTANT

Earn 100

$1 cc$ of water is taken from the surface to the bottom of a lake having depth $100 m$ . If Bulk modulus of water is $2.2 \times 10^{9} N m^{- 2}$ then decrease in the volume of the water will be

50% studentsanswered this correctly

Important Questions on Mechanical Properties of Solids

HARD

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>EXERCISE 8.2>Q 9

A uniform rod suffers a longitudinal strain of

2 \times 10^{- 3}

. The Poisson ratio of the material of the rod is

0.4

. The percentage change in volume is

EASY

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>EXERCISE 8.2>Q 10

The Poisson's ratio of a material is

0.5

. If a force is applied to a wire of this material, there is a decrease in the cross-sectional area by

4 %

. The percentage increase in the length is

HARD

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>EXERCISE 8.2>Q 11

If the Bulk modulus of lead is

8.0 \times 10^{9} N m^{- 2}

and the initial density of the lead is

11.4 g {cc}^{- 1}

, then under the pressure of

2.0 \times 10^{8} N m^{- 2}

, the density of the lead is

EASY

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>Assignment>Q 1

Select the correct alternative(s)

MEDIUM

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>Assignment>Q 3

A wire

2 m

in length suspended vertically stretches by

10 mm

when mass of

10 kg

is attached to the lower end. The elastic potential energy gain by the wire is (take

g = 10 m s^{- 2}

)

HARD

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>Assignment>Q 6

Two exactly similar wires of steel and copper are stretched by equal forces. If the total elongation is

2 cm,

then how much is the elongation in steel and copper wire respectively? Given,

Y_{steel} = 20 \times 10^{11} dyne {cm}^{- 2}, Y_{copper} = 12 \times 10^{11} dyne {cm}^{- 2} .

MEDIUM

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>Assignment>Q 9

The load versus elongation graph for four wires of the same material is shown in figure. The thinnest wire is represented by line

Question Image

MEDIUM

JEE Main/Advance

IMPORTANT

Gamma Question Bank for Engineering Physics>Chapter 8 - Mechanical Properties of Solids>Assignment>Q 11

One end of a wire of length

L

and weight

w

is attached rigidly to a point in roof and a weight

w_{1}

is suspended from its lower end. If

A

is the area of cross-section of the wire then the stress in the wire at a height

\frac{3 L}{4}

from its lower end is

1 cc of water is taken from the surface to the bottom of a lake having depth 100 m. If Bulk modulus of water is 2.2×109 N m-2 then decrease in the volume of the water will be

Important Questions on Mechanical Properties of Solids

Learn and Prepare for any exam you want !

$1 cc$ of water is taken from the surface to the bottom of a lake having depth $100 m$ . If Bulk modulus of water is $2.2 \times 10^{9} N m^{- 2}$ then decrease in the volume of the water will be