Gears are used in combination, with teeth of the gears interlocking, so when one moves the other moves as well. Effort can be applied to the first/driver (16 teeth), with the resulting effect on the second/follower gear (8 teeth) giving a speed ratio of(just provide the number-no units required)

35.98  million  mile my friend

The answer is 4f======since electrostatic force is given by    we let f be the electrostatic force when  r = 1 m    if we let  denote the electrostatic force when the distance is decreased so that r = 0.5m, then    we established earlier that f = kq₁q₂. therefore    the force will now be 4f.

What kind of enegia produces the mixture of bicarbonate and vinegar  chemical producetion