A. 98 m

B. 490 m

D. 1960 m

B. 490 m

**C. 980 m(Correct)**D. 1960 m

Answering Exams

A. 98 m

B. 490 m

**C. 980 m(Correct)**

D. 1960 m

B. 490 m

D. 1960 m

- A particle moves in a straight line and its position is defined by the equation x = 6 t2 – t3 where t is expressed in seconds and x in meters. The maximum velocity during the motion is_________________?
- A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about__________________?
- A shell travelling with a horizontal velocity of 100 m/sec explodes and splits into two parts, one of mass 10 kg and the other of 15 kg. The 15 kg mass drops vertically downward with initial velocity of 100 m/sec and the 10 kg mass begins to travel at an angle to the horizontal of tan”1 x, where x is______________________?
- For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is__________________?
- For a given velocity of a projectile, the range is maximum when the angle of projection is___________________?
- If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is__________________?
- If the direction of projection bisects the angle between the vertical and the inclined plane, then the range of projectile on the inclined plane is__________________?
- The angle of projection at which the horizontal range and maximum height of a projectile are equal to_____________________?
- The angle of projection at which the horizontal range and maximum height of a projectile are equal to___________________?
- The dot product of force and velocity is__________________?

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