Exams

If 2cos2A - 1 = x, then the value of x is

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The reason is a fear that we will not ______________ find ourselves in that higher echelon of posts and achievements that get so many likes and reposts, a sign of success and ____________ in our binary outlook. A darker worry also exists at the back _______ our mind. What if we end __________ in the other group, an object of ridicule, derided as another in a long list of failures _________ embarrassments that go viral for all the wrong reasons?

list of failures _________ embarrassments that go viral

If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is double that of earth and radius is same as that of earth is _________________.

________________ refers to the superposing of two or more coherent waves to produce regions of maxima and minima in space, according to the principle of superposition.

A sum of Rs. 3000 yields an interest of Rs. 1080 at 12% per annum simple interest in how many years ?

Johnson left for his office in his car. He drove 15km towards North and then 10km towards West. He then turned to the South and covered 5km. Further he turned to East & moved 8km. Finally he turned right and moved 10km. How far & in which direction is he from his starting point?

When 2x + 2x = 3, then x3 + 1x + 2 value is

Science dealing with study of soil is called