2 If the effects of atmospheric resistance are accounted for, a falling body has an acceleration defined by the equation m/, […]
Mechanics: Dynamics
2 
1 A train starts from rest at station A and accelerates at 0.5 m/ for 60 s. Afterwards it travels with […]
A train starts from rest at station
2 The acceleration of a rocket traveling upward is given by a = (6 + 0.02s) m/, where s is in […]
The acceleration of a rocket traveling upward
Determine the time required for a car to travel 1 km along a road if the car starts from rest, […]
Determine the time required for a car to travel
A truck, traveling along a straight road at speed 20 km/h, increases its speed to 120 km/h in time 15 […]
A truck, traveling along a straight road
A car travels along a horizontal circular curved road that has a radius of 600 m. If the speed is […]
A car travels along a horizontal circular curved road
Determine the maximum constant speed a race car can have if the acceleration of the car cannot exceed 7.5 m/s^2 […]
Determine the maximum constant speed a race car
A car is traveling along a circular curve that has a radius of 50 m. If its speed is 16 […]
A car is traveling along a circular curve
In anticipation of a long 7° upgrade, a bus driver accelerates at a constant rate of 3 ft/ while still […]
In anticipation of a long 7° upgrade
A spring scale A and a lever scale B having equal lever arms are fastened to the roof of an […]
A spring scale A and a lever scale B having
A 400-kg satellite has been placed in a circular orbit 1500 km above the surface of the earth. The acceleration […]
A 400-kg satellite has been placed in a circular orbit
The value of g at any latitude θ may be obtained from the formula ft/ which takes into account the effect […]