Ss1 set

The point beyond which a stretch wire can not return to it's original length is called

If a force of 0.8N stretch an elastic spring by 2cm, the elastic constant of the spring would be

• 40N/m

• 60N/m

• 45N/m

• 100N/m

The ability of a substance to regain its original shape and size after it has been distorted by an external force is term as

The force of attraction between molecule of the same kind is called

The tendency of a liquid to rise or fall in a narrow tube is refer to as.............

The voltage require to produce 2.5A of current through 200 Ohms resistors is

• 50V

• 500V

• 80V

• 8V

The surface tension of a small piece of metal that is 1 cm long and weight 0.1N is

• 1N/m

• 1.1N/m

• 10N/m

• 0.1N/m

Calculate the force require to pull a horizontal circular loop of wire of radius 0.02m from a surface of the water, if the surface tension of the water is 0.075

• 0.023N

• 0.00188

• 0.0188N

• 1.88N

A nylon string has a diameter 2mm pulled by a force of 100N the tensile stress would be

• 3184

• 32.83 x 10⁶

• 31.83 x 10⁶

• 31.83 x 10⁵

.............. Has define shape