A sheet of paper 40mm wide and 1.5 × 10^-2 mm thick between metal foil of the same width is used to make a 2.0 micro farad capacitor . If the dielectric constant of the paper is 2.5 , what length of paper is required ?​

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?