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Ganymede is one of the moons of Jupiter.Ganymede's period of revolution around Jupiter is 7.16 earth days and orbital radius about 1.7x10^9m.Find the mass of Jupiter.
What is the value of the acceleration on the surface of a planet that has twice the mass of earth and twice its radius?
Compare the gravitational force of attraction on a 1.0kg object when it is at the surface of the moon to the gravitational force on the same object when it is at the surface of earth.(mass of the moon =7.35 X10^22kg,radius of the moon = 1.78x10^6m,mass off earth = 6x10^24;radius of earth 6.4x10^6m)
A car travelling south at 36 m/s sounds a 456 Hz horn.
(a) What frequency is heard by the driver in an approaching truck traveling north at 25 m/s?
(b) What frequency is heard by the driver if he is heading south away from the car at 25 m/s?
A simple pendulum is found to vibrate 50 times within 200 s. When 1.5 m of its length is reduced to a certain length, it vibrates 50 times in 175 s. Find the original length of the pendulum.
- it takes 365.25 days for the earth to complete one revolution around the sun. Calculate the (a) period,(b) frequency,and (c) angular frequency of Earth as it revolves around the sun.
A 5.0 kg mass is placed 2.0 m to the right of the pivot point of a see-saw. What are the magnitude and the sign of the torque applied?
1.lynne jogs daily around a circular track with a diameter of 25 m for a total distance of 942 m in 5.0 min.
a.How many times did lynne jog around track?
b.what is lynne's average angular speed in radians/s?
List all the forces that act on you while you are standing on the ground. Diagram/sketches the forces.
sakuragi is spinning a basketball with a radius of 0.15 m on the tip of his finger . Determine the mass of the ball if it's moment of inertia is five point 568 x 10 negative 3 kg x m squared
