- Mgl
- zero
- Mgl/2
- 2Mgl

Answer: Option 3

Explanation:

Sorry there is no explanation for this answer. Please help others by posting your response below

Previous Question : A force F is needed to break a copper wire having radius R. The force needed to break a copper wire ...

Next Question : The isothermal elasticity of a gas is equal to

Click here for online test on Elasticity

Next Question : The isothermal elasticity of a gas is equal to

Click here for online test on Elasticity

- The length of an iron wire is L and area of cross section is A. The increase in length is l on apply...
- The increase in length is l of a wire of length L by the longitudinal stress. Then the stress is pro...
- Hook's law defines
- Two wires A and B of same length, same area of cross section having the same Young's modulus are hea...
- When a certain weight is suspended from a long uniform wire, its length increases by one cm. If the ...
- The ratio of the lengths of two wires A and B of same material is 1:2 and the ratio of their diamete...
- If the potential energy of a spring is V on stretching it by 2 cm, then its potential energy when it...
- A wire is loaded by 6 kg at its one end, the increase in length is 12 mm. If the radius of the wire ...
- A force F is needed to break a copper wire having radius R. The force needed to break a copper wire ...
- Calculate the work done, if a wire is loaded by Mg weight and the increase in length is l

Give men your ear, but not your heart. Show respect for those in power, but don't follow them blindly. Judge with logic and reason, but comment not.

-Christopher Paolini
Eragon