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An artificial satellite circles the Earth in a circular orbit at a location where the acceleration due to gravity is 6.83 m/s2. Determine the orbital period of the satellite.
A world class sprinter accelerates to his maximum speed in 3.80 s. He then maintains this speed for the remainder of a 100 m race, finishing with a total time of 10.30 s. What is the runner's average acceleration throughout the first 3.80 s.
Two carts A and B of equal mass mA = mB = 0.622 kg are on an air track. Cart A is moving with speed vi = 0.95 m/s towards cart B which is at rest. What is the work done by non-conservative forces
Light enters a substance from air at 30 degrees to the normal. It continues through the substance at 23 degrees to the normal. What would be the critical angle for this substance
The mass of the Moon is 7.18X10^22 kg and radius is 1738 km. If your mass is 90 kg, what would be your weight (gravitational force of attraction) on the Moon
A 11.3 kg object hangs in equilibrium at the end of a rope (taken as mass less), while a wind pushes the object with a 64.9 N horizontal force, Find the tension in the rope and the rope's angle from the vertical
A man stands on the roof of a 13.0 {\rm m}-tall building and throws a rock with a velocity of magnitude 30.0 {\rm m}/{\rm s} at an angle of 30.0^\circ above the horizontal. Calculate the magnitude of the velocity of the rock just before it strikes ..
Three thin uniformly charged shells A, B and C, with radii R, 2R , 3R respectively are placed one inside the other, What is the electric potential at radius 2R
A driver releases an air bubble of volume 2.0 cm3 from adepth of 15 m below the surface of a lake, where the temperature is7.0oC. What is the volume of the bubble when it reachesjust below the surface of the lake, where the temperature is20oC?
Two shuffleboard disks of equal mass, one orange and the other yellow, are involved in an elastic, glancing collision. Determine the final speed of each disk
A light rod of length 1.8 m has two point masses of mass 2 kg attached at either end. If the spring constant is 3.7 Nm.rad-1, what is the period of the resulting motion
an artillery shell is fired with an initial velocity of 350 m/s at 50.0 degrees measured from the horizontal. it hits the side of a mountain 35.0 seconds later. What are the x and y coordinates of the shell where it explodes, if the coordinates fr..
An insect 1.1 tall is placed 1.3 beyond the focal point of the objective lens of a compound microscope. The objective lens has a focal length of 17 , Where is the image formed by the objective lens
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