During the motion of a projectile fired from the earth surface, ________
A). Its kinetic energy remains constant
B). Its momentum remains constant
C). Vertical component of its velocity remains constant
D). Horizontal component of its velocity remains constant
Horizontal component of its velocity remains constant
During the motion of a projectile fired from the earth surface, horizontal component of its velocity remains constant.
1. A television channel is characterised by
2. The mass of a star is two times the mass of the Sun. How it will come to an end ?
3. What factors contribute to global winds?
4. Natural radioactivity was discovered by
5. The capacity of a water heater is measured in
6. The process of combining strings is?known as
9. Damp clothes are dried in spin dryers by the action of
10. Which of the following is a non renewable source of energy ?