Choose the correct alternative from the bracket. Power of a lens Is the reciprocal of its focal length expressed in______ `(Dioptre// metres)`

Choose the correct answer from the bracket. if cos^-1x=y ,then y is equal to

Choose the correct answer from the bracket. cos(tan^-1x),|x|<1 is equal to

Choose the correct alternative from the bracket:- The unit of capacitance is ……… (Farad/henry).

Choose the correct answer from the bracket. Verify your answer. int_0^(n/2)sinxdx

Choose the correct alternative from the brackets:- The drift velocity of electrons in a metalic conductor decreases with _________ In temperature (Increase/ decrease).

Choose the correct answer from the bracket. If x=at^2 ,y=2at, then the value of dy/dx at t=1 is

Choose the correct answer from the bracket. The implanted stage during embryonic development??