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The period of a pendulum is 0.215 s on Earth. The period of the same pendulum is found to be 0.467 s on planet X, whose mass is equal to that of Earth.
a) Calculate the gravitational acceleration at the surface of planet X.
b) Find the radius of planet X in terms of that of Earth.
Describe the displacement of the airplane when the radar was tracking it-RBA=RB-RA. What are the components of RBA.
A dog pulls on a pillow with a force of 2.2 N at the angle of 40° above the horizontal. Find the x and y components of the force.
A box slides across a frictionless floor with an initial speed v = 2.2 m/s. What is the shortest length of rough floor which will stop the box
Two forces, F1 vector and F2 vector, act at a point. F1 vector has a magnitude of 8.40N and is directed at an angle of 65.0 degrees above the negative x axis in the second quadrant. What is the magnitude of the resultant force
3.00 m-long, 350 steel beams extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 66.0 construction worker stands at the far end of beam.
A small glass bead has been charged to + 25nC . A tiny ball bearing 3.0cm above the bead feels a 1.8×10?2Ndownward electric force. What is the charge on the ball bearing
An object is moving in simple harmonic motion with an amplitude of 16 cm and a frequency of 2.0 Hz. Calculate the maximum magnitude of the velocity
Discuss at least three physical properties of water that impact life on Earth.
The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of the water. For comparison, determine the weight of a jetliner whose mass is 8.19 × 105 kg
A wave source generates circular waves that spread out from it on the surface of a pond. The wavelength of these waves is 6.00 cm. (a) At some instant a crest is passing point A.
Find the pressure difference on an airplane wing if air flows over the upper surface with a speed of 114 m/s , and along the bottom surface with a speed of 105m/s
Estimate the distance of GPS satellite from the ground.
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