**1361. An elevator is moving down with a speed of 9.8m/sec. The apparent weight of ‘m’ will be :**

**A. Equal to mg ***

B. Greater than mg

C. Less than mg

D. Zero

**1362. An object moves with constant speed of 1m/sec in circle of radisu 1m. the acceleration will be :**

A. Zero

**B. 1m/sec2 ***

C. 4n2 m/sec2

D. None

**1363. When a stone of mass ‘ m’ at the end of a string is rotated in a vertical circle at constant speed then tension in string :**

A. Stays constant

B. Is least at bottom

C. Is mg

**D. Maximum at bottom ***

**1364. If lift accelerates upwards with acceleration ‘a’ then apparent weight :**

**A. Increase by ma ***

B. Decrease by ma

C. Increase by mg

D. Decrease by mg

**1365. A body of mass ‘m’ is falling its weight is :**

**A. Equal to mg ***

B. Less than mg

C. Greater than mg

D. Equal to zero

**1366. The angular displacement by minute’s hand of a watch after 5.0 minutes is :**

**A. 30 Degree ***

B. 180 Degree

C. 360 Degree

D. 120 Degree

**1367. The ratio of angular speed of minute’s hand of a watch to second hand of watch to second hand of watch is :**

A. 60:1

**B. 1:60 ***

C. 1:12

D. 21:1

**1368. A particle rotating in a circular orbit has a frequency of 100 Hz . The angular speed of a particle will be :**

A. 100tt rad/s

B. 100 rad/s

C. 150 TT rad/s

**D. 200 TT rad/s ***

**1369. A body rotates in a circle under the influence of external torque, the acceleration possessed by body is :**

A. Tangential only

B. Angular only

C. Centripetal only

**D. All A B and C ***

**1370. The angular velocity of a body is expressed in S1 units :**

A. Rev/s

**B. Rad/s ***

C. Deg/s

D. All of the above