Circular Motion Ep 2 Questions

National Junior College 2018 Prelim Paper 1 Q8
Victoria Junior College 2018 Prelim Paper 1 Q8
Catholic Junior College 2018 Prelim Paper 1 Q7

National Junior College 2018 Prelim Paper 1 Q8

Victoria Junior College 2018 Prelim Paper 1 Q8

Catholic Junior College 2018 Prelim Paper 1 Q7

In the first question, we have a bird soaring in a horizontal circular motion of radius 2m. The banked angle is 24 degrees, find the speed of the bird.

In the second question, we have a plane making a banked circular motion with radius r and angle 32 degrees. Find the new angle if the radius is r/2 and the speed is 2v.

In the third question, a car is travelling on a hump. Find the speed of the car if it loses contact with the hump.