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Problem: The magnitude of the acceleration due to gravity at the surface of planet 1 is 20 m/s2. The radius and the mass of planet 2 are twice those of planet 1.
Required:
Question: What is the magnitude of the acceleration due to gravity on planet 2? Please provide the complete solution of this problem.
An object is 22cm in front of a diverging lens with a focal length of 11cm. Is the image upright or inverted
In one or more complete sentences, explain how natural laws apply to the following scenarios:
You (height of your eyes above the water, 1.75 \rm m ) are standing 2.00 \rm m from the edge of a 2.50-\rm m-deep swimming pool. How far from the side of the pool is your cell phone
A puck of mass 0.165 kg, initially resting on ice, is hit by a stick to gain a speed of 32.0 m/s and then slides 25.0 m to lose 5.00% of its kinetic energy. What is the work done on the puck by the stick
A bottle containing 600 gram of lukewarm water is located inside of a freezer. Determine how many calories of heat must be removed from that water to chill its temperature 32oC to 10oC
A 5 kg mass is connected to a spring (1000 N/m) platform which undergoes simple harmonic motion in the vertical direction with two complete oscillations each second. What is the speed of the box at the equilibrium position
An elevator of mass m rises a vertical distance h with upward acceleration equal to one-tenth g. Find an expression for the work the elevator cable does.
A tank of helium gas used to inflate toy balloons is at a pressureof 15.5x108 Pa and a temjperature of 293K. The tank'svolume is 0.020 m3. How large a balloon would it fill at1.00 atmoshpere and 323K?
Two children, 30kg and 50kg sit on opposite ends of a 4m longuniform see-saw with mass 80kg. How far from the center ofmass of the see-saw, and closer to which child should the fulcrumbe placed in order to get an equilibrium?
If the swimmer starts at rest, slides without friction, and descends through a vertical height of 2.41 m, what is her speed at the bottom of the slide
if a person can jump a maximum horizontal distance by using a 45deg projection angle of 4.72 m on earth what would be
A proton is traveling horizontally at 5.4 × 106 m/s south. A magnetic flux density has a magnitude of 0.25 T and is directed north. What is the force on the proton
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