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A racing car of mass 1000kg moves around a banked track at a constant speed of 30ms. Assuming the total reaction at the wheels is normal to the track and the horizontal radius is 100m. Calculate the angle of inclination of the track to the horizontal.
A 0.700kilogram ball is on the end of a rope that is 1.30 meter in length. Evaluate what is the tangential speed of the ball
Explain how fast must the candy bar travel to have the same 106 joules in the form of kinetic energy?
Two separate radioisotopes, A and B, with two different half lives (T1/2,A=2.90 days and T1/2,B=8.22 days) are used in a laboratory procedure. Find how many days later will the two activities be equal
If 3.65×10-4 J of work are required to move 20.7? C of charge from one point to another, What is the electric potential difference between the two points
A bowling ball with a mass of 6.8 kg strikes a stationary pin that has a mass of 1.6 kg. After the collision, the pin flies forward (in the positive x direction) with a speed of 7.3 m/s, and the ball continues forward at 3.2 m/s (in the positive x..
three capacitor , with capacitance of c1=4.0mf,c2=3.0mf ,c3=2.0mf , are connected to a 24v source (c1 is in series with c2 but c2 and c3 are in parallel, what is the equivalent capacitance of the three capacitors
A soccer player kicks a ball that is on the ground down the field. The balls initial velocity is 10 m/s, 30 degrees above the horizontal. How long does is take for the ball to land down the field
an certain resistor dissipates 0.5 w when connected to a 3 v potential difference. when connected to a 1 v potential
a rehabilitation patient does exercises to strengthen their upper arm. their upper arm segment is cm long from the
compute the tension in the rope if the gymnast slides down the rope with a downward acceleration of magnitude 1.40 m/s^2 .
Brakes cause a frictional force of 2.5 N to the left to stop a 0.975-kg toy car traveling on a level surface at 3.75 m/s to the right. Calculate how far the car will travel while the brakes are being applied before the car finally stops.
A spaceship of mass 2.3×106 is cruising at a speed of 5.6×106 when the antimatter reactor fails, blowing the ship into three pieces. One section, what is the direction of the third piece
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