Answer:

Given, velocityofobject,v=5ms  

−1

;

kineticenergyofanobject,E  

K

​  

=25J

E  

K

​  

=  

2

1

​  

mv  

2

 or 25=  

2

1

​  

×m×(5)  

2

or m=  

25

50

​  

=2kg

When the velocity triples,

E  

K

​  

=  

2

1

​  

mv  

2

=  

2

1

​  

×2×(15)  

2

=225J

Explanation:

Hope this will help you...

Gravitational force is one of the natural forces in the world. Between any two masses consisting of matter, there exists a gravitational force of attraction proportional to their masses and inversely proportional to the square.

Gravity is a force of attraction that exists between any two masses, any two bodies, any two particles.