What is the magnitude of the vertical component of velocity

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Q1. The radius of Venus's orbit is 0.72 times that of Earth's orbit. How much stronger is the Sun's gravitational field at Venus than at the earth?

Q2. A projectile is fired horizontally from a gun that is 53.0m above flat ground; emerging from the gun with a speed of 290m/s. (a) how long does projectile remain in the air? (b) At what horizontal distance from the firing point does it strike ground? (c) What is the magnitude of the vertical component of its velocity as it strikes ground?

Reference no: EM1318916

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