## Physics XI Karachi Board [Motion In Two Dimension] MCQS Online Test - 2

Physics Aptitude Test.**15**More Questions from Chapter 04 Motion In Two Dimension.

**Q2.**When a stone is whirled in a horizontal circle by means of a string, the centripetal force is supplied by

**Q3.**A stone is whirled in a vertical circle at the end of a string. When the stone is at the highest position, the tension in the string is

**Q4.**A stone is tied at the end of a cord and is whirled from the other end in a circle at constant speed. If the cord breaks, the stone moves along

**Q5.**A car moving with a uniform speed of 2 m/s in a circle 0.4 m. Its angular speed in rad/sec

**Q7.**If a body of mass m is moving with constant speed V (also tangential velocity) in a circular path of radius r, Its tangential acceleration is

**Q9.**A point on the rim of a wheel moves 0.2 m when the wheel turns through an angle of 0.1 radian. What is the radius of the wheel.

**Q10.**A car of mass 1 kg moves round a curve whose radius of curvature is 100 m at a speed 10 Ms

^{-1}. What is the centripetal force on the car.

**Q12.**A projectile is fired at Ï€/3 radians with range R1 and another projectile is fired at Ï€/6 radians with range R2 ,then the relation is

**Q13.**A bomber drops a bomb when it is vertically above the target, it missing because of

**Q15.**In order to throw a projectile, half of its maximum horizontal range, the angle of projection should be

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