Elasticity MCQs
11. Question
A wire suspended vertically from one of its ends is stretched by attaching a weight of 100N to its lower end. What is the elastic potential energy stored in the wire, if the weight stretches the wire by 1.5 mm?
Answer
12. Question
In an experiment to determine the Young’s modulus of the material of a wire, the length of the wire and the suspended mass are doubled. Then the Young’s modulus of the wire
Answer
13. Question
The following four wires of length L and the radius r are made of same material. Which of these will have the largest extension when the same tension is applied.
Answer
14. Question
Which one of he following does not affect the elasticity of a substance?
Answer
15. Question
If the work done in stretching a wire by 1 mm is 2 J, the work necessary for stretching another wire of the same material but with double the radius of cross-section and half the length by 1 mm is injoules
Answer
2 thoughts on “Elasticity MCQs”
Comments are closed.