Which of the following statements is TRUE of photoelectric effect?

In the figure above, M and N are insulated metal spheres in contact. A negatively charged ebonite rod P is I brought near M. When M and N are Separated and t...

The fig above shows two connected bodies of masses M1 and M2 in equilibrium under gravity. The tension in the upper string is

In the above, a voltage V is applied across the terminals P and Q. The voltage across the 1 ohm resistor is

What type of reaction is represented by the following scheme? 21X 1 2 X + 21Y 1 2 Y + 32Z 2 3 Z + 10n 0 1 n + energy

The velocity time graph above describes the motion of a particle between two points P and Q. What is the distance between P and Q?

Isotopes are nuclei which have

A 50kg block is dropped from a point 10cm above as shown in the fig above. if the force constant of the spring is 4.0 x 104Nm-1, find the maximum compression...

A radioactive sample initially contains N atoms. After three half-lives the number of atoms that have disintegrated is