Question
Seven boxes, D, E, F G, H, I and J, are kept one above
the other such that the box, which is kept at the bottommost position is numbered as 1, the box above it is numbered as 2 and so on. D is an odd numbered box. F is kept four boxes above D. There is one box between F and G, which is not kept at the topmost position. H is kept immediately above I, which is an even numbered box. E is kept above J. How many boxes are kept below box E?Solution

Velocity of the sound is minimum in-
In a coil with n turns, what happens to the induced electromotive force (EMF) if the number of turns is doubled while the magnetic flux remains constant?
What is the SI unit of power?
Why does a solid chunk of iron float in mercury but sink in water?
The energy of wind is-
What is the SI unit of G — the universal gravitation constant?
Which of the following is the least penetrating power rays ?
The splitting up of white light into seven colours on passing through a glass prism is called as
Which of the following statements is true when we see 'rainbow'?
Temperature of the Sun is measured by?