find the distance travelled by a moving body if it attained acceleration of 2m/s2 after starting from rest in 5min​

When a neutral charge, comes into contact with a positive charge they repel each other nothing happens the neutral charge becomes negative they attract each other

The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.

Abody covers a semicircle of radius 7cm in 5s .find its linear speed