How many days are there from 2nd Jan 1983 to 15th March 1983 ?

At what time between 1 A.M and 2 A.M will both hands of a clock point in opposite directions ?

The time is  minutes past $1$ o'clock when the both hands are in opposite direction.

Ramu can complete of the work in 5 days and Ravi can complete of the same work in 6 days How long would both of them take to complete that work, if they work together ?

Therefore, to complete the work, It takes 12 days if they work together.

If A, B and C can finish a piece of work in 12 days, 15 days and 20 days respectively If all the three work at it together and they are paid Rs 960 for the whole work, how should the money be divided among them ?

Therefore, the money should be divided in the ratio of 5:4:3
i.e, A's share=400
B's share=320
C's share=240

The upper range of the power of the eye lens in the above question no. 6 is

Which of the following is correct method for separating a mixture of following compounds?

Which statement is incorrrect?

Decreasing order of boiling point of I to IV follow:

Azulene  has dipole moment 0.8 D because

 can be differentiated by

The order in which the reagent must be used to separate the compound I - IV is

 can be differentiated by:

Find the size of image formed in the situation shown in figure.

Locate the image of the point object O in the situation shown in figure. The point C denotes the centre of curvature of the separating surface

An ellipse has the point and as its foci and as one of its tangent then the coordinate of the point where this line touches the ellipse are

So, the point of contact of tangent to ellipse is .

The arrangement of the ellipses in ascending order of their eccentricities when is given, Where S & are foci& is one end of the minor axis A) B) C) D)