1:   The radii of two equal lengths of wire are int he ratio 2:1, when stretched by same force, the ratio of increase in lengths will be
Options:
1. 1:4
2. 1:2
3. 2:1
4. 8:1

Explanation:

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2:   Two wires of same material are such that length and diameter of A is twice the length and diameter of B. the ratio of forces producing same increase in length will be
Options:
1. 1:1
2. 1:2
3. 2:1
4. 4:1

Explanation:

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3:   Radius of wire A is twice that of B. Both are stretched by same force. Stress on B is with respect to stress on A
Options:
1. equal
2. four times
3. twice
4. half

Explanation:

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4:   Y for Brass is 0.9 X 10^11 N/m2 and diameter 0.6 mm. To increase the length by 0.2 %, the necessary force is nearly
Options:
1. 17N
2. 34 N
3. 51 N
4. 68 N

Explanation:

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5:   Unit of force per unit area is not equal to
Options:
1. stress
2. strain
3. Y
4. pressure

Explanation:

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6:   Unit of stress is
Options:
1. N-m
2. Nm2
3. N/m2
4. no unit

Explanation:

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7:   Unit of strain is
Options:
1. cm
2. N/m2
3. per m2
4. no unit

Explanation:

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8:   The inter molecular force is minimum in
Options:
1. gaseous substances
2. solids
3. liquids
4. all the above

Explanation:

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9:   The inter molecular force is maximum in
Options:
1. gaseous substances
2. solids
3. liquids
4. all the above

Explanation:

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10:   The kinetic energy of molecules of a gas depends on
Options:
1. nature of gas
2. absolute temperature of gas
3. volume of gas
4. all the above

Explanation:

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If you can't do great things, do small things in a great way.
-Napoleon Hill