Mechanics | Relativity Answers

What is the hang time of a rocket that is launched at an angle of 45 degrees with a launch velocity of 60m/s?

A bee flies 504 m south, then 993 m south east; what is the resultant?

if the weight of stone in air is 70 N, weight of same stone in tap water 60 N and in salty water is 50 N, then find volume of the object?

A worker bee flies 504m south from a rose garden to the hive; she gets the message that there are many more flowers 993m southeast. How far is it from the first Flower field to the second?

determine x and y:
A 31-m/s velocity vector that makes an angle of 44° counterclockwise from the -x direction.
x:
y:

Find an expression for the energy density in terms of stress and strain

A car decelerates uniformly at 3 m/s2 while coming to a complete halt in 7 meters. The speed of the car at the start of the deceleration is ____ m/s.

the fast train known as the TGV atlantique (TRAIN GRANDE VITESSE) that runs south from paris to le mans in france has a top speed of 310 km/h. (a)if the train goes around a curve at this speed and the acceleration experienced by the passengers is to be limited to 0.05g, what is the smallest radius of curvature for the track that can be tolerated? (b) if there is a curve with a 0.94-km radius , to what speed must the train be slowed?

a truck travelling due to north at 20m/s turns East and travels at the same speed.find the change in its velocity

A Parachutist is falling with a speed of 50m/s when his parachute opens.if the air resistance is (Mv^2)/25 where M is the total mass of the man and his parachute,Find the speed of the man as a function of time t after the parachute opens. Take g=10m/s