Adarsh

This page lists questions and answers that were posted by visitors named Adarsh.

Questions

The following questions were asked by visitors named Adarsh.

what force parallel to an inclined plane of height 3 meter and base 4 meter can just support a block mass 500 gram on the plane ? the coefficient of friction 0.25

if the lenght and breath of a rectangle are in the ratio 3:2,then what is the breath if the lenght is 1.5m

What is the value of iota to the power iota i.e.i^i

60 mcq for practice of all lesson

Answers

The following answers were posted by visitors named Adarsh.

I need the answers for these questions

because they have same magnitude

Let root iota &root -iota = y Now square on both side we get i - i+ 2 i^1/2 -i^1/2 = 2 [-i^2]^1/2 = 2 As y^2 = 2 Then y 2^1/2

Its A for first question & C for second question

1/sin2x+2(cos2x)^2 -1/2sin2xcos2x = 1/sin2x[2cos2x+2(cos2x)^2 - 1]/2cos2x =[2cos2x+2(cos2x)^2 -1]/sin4x