Electric drill converts the electrical energy into kinetic energy, sound energy and _____.

1. 1. Potential
   2. Heat
   3. Electrical
   4. Nuclear

A solution is _____ while a suspension is not.

1. 1. non homogenous
   2. immiscible
   3. homogenous
   4. miscible

Plants photosynthesis _____ on a sunny day than they do on a cloudy day.

1. 1. faster
   2. slower
   3. do not take place
   4. is impossible

Which of the following is not tissue?

1. 1. Bone
   2. Nerve
   3. Blood
   4. Stomach

The atomic radius decreases in a period due to _____.

1. 1. decrease in nuclear attraction
   2. increase in nuclear attraction
   3. decrease in number of electrons
   4. none of the above

If a gas at constant temperature and pressure expands, then its _____.

1. 1. Entropy increases and then decreases
   2. Internal energy decreases
   3. Internal energy increases
   4. Internal energy remains constant

If electron in hydrogen atom jumps from lower to higher orbit then which quantity will decrease?

1. 1. Potential
   2. Total energy
   3. Kinetic energy
   4. Radius

The process in which AC is converted into DC is called _____.

1. 1. Amplification
   2. Rectification
   3. Modulation
   4. Oscillation

When we heat magnetic material then its magnetism _____.

1. 1. decreases
   2. increases
   3. remains same
   4. infinity

Center of mass is point in body which shows only _____.

1. 1. Rotational motion
   2. Zigzag motion
   3. Translation motion
   4. Both A and B