GK

what is the unit of aceelaration due to gravity ?

• m/s²

• m/s¹

• m/t²

• Nm²

what is the value of gravitational constant "G" ?

• 6.67x10^-11 _N/M2kg-2

• 8.67x10^-11 _N/M2kg-2

• 6.67x10^-11 _N/M^-2kg-2

• 6.67x10^-11 _N/M

what is the value of acceleration due to gravity on earth surface ?

• 9.8 m/s²

• 10 m/s²

• 8.9 m/s²

• 6.67 x10^-11

which one of following is correct formula of gravity?

• F= $\frac{GM_1M_2}{D^2}$

• F= $\frac{GMm}{R^2}$

• F= $\frac{GM_1M_2}{r^2}$

• F= $\frac{1}{R^2}$

which one of following is instrument used to measure gravitational force ?

• 
• 
• 
• none of above

two stones on surface of earth are not attracted each other by gravitational pull .why?

• one way attraction of earth to stones is more than thier mutual attraction

• no gravitational force exist between two stones

• gravitational force exist only in heavenly bodies

• none

gravity is also known as.........of body ?

• mass

• length

• weight

• mass and weight

aceeleration term refer to....

• change in speed in unit time

• change in mass per unit time

• change in velocity per unit time

• change in direction per unit time

planets revolve around the sun .why?

• gravity

• gravitational force

• force of attraction

• god gifted

weight of your body is measured in unit....

• killogram

• newton

• feet