A body weighing 108N moves with speed of 5m/s in a horizontal circular of radius 5m. Calculate the magnitude of the:
(i)centripetal acceleration (ii) Centripetal force (iii) centrifugal
force

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen

How to calculate voltage drop in a series circuit