A wire of resistivity 4.40 x 10^-5\(\Omega\) cm has a cross sectional area of 7.50 x 10^-4 cm². Calculate the length of the wire that will be required to make a 4.0\(\Omega\) resistor

Similar Questions

What precaution should a manufacturer take to ensure that energy loss in a transformer is minimized?...

Body floats in fluid when its …………………...

The image in a pin-hole camera is ...

A body of mass m, has a specific heat capacity s, and a heat capacity c. If the temperature of the b...

A boy in a barber's shop sits between two parallel mirrors. The number of images observed by him...

An object weighs 30N in air and 21N in water. The weight of the object when completely immersed in a...

Which of the following correctly, describes the image of an object, 4cm from a diverging lens of foc...

The relationship between L and the wavelength I of the stationary wave is ...

The type of mirror used by dentists to inspect the teeth of patients is a ...

The speed of light in vacuum is 3.0 x 108ms-1. If the refractive index of a transparent liquid is \(...