Questions

A ball of 0.1 kg is dropped from rest. When it falls through a distance of 2 m, the work done by the force of gravity is

___ is a unit of length, roughly the distance from Earth to the Sun.

If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is half of that of earth and radius is same as that of earth is _________________.

A hollow hemispherical bowl is made of silver with its outer radius 8 cm and inner radius 4 cm respectively. The bowl is melted to form a solid right circular cone of radius 8 cm. The height of the cone formed is

If  x=2+32-3, then what is the value of x+1/x ?

In  which  one  of  the  following  cities  are the  Summer  Olympics,  2020  going  to  be held?

Which country won the 2016 Men's Kabaddi World Cup?

If 12x16 = 188 and 14x18 = 248, then find the value of 16x20 = ?