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Q. If a flea can jump straight up to a height of 0.470 , what is its initial speed as it leaves the ground?Magnitude of free fall acceleration = 9.8m/s^2
Q. A model rocket is launched straight upward with an initial speed of 60.0 m/s. It accelerates with a constant upward acceleration of 1.50 m/s2 until its engines stop at an altitude of 160 m.
What is the maximum height reached by the rocket?
At an outdoor market, a bunch of bananas attached to the bottom of a vertical spring of force constant 16.0 N/m is set into oscillatory motion with amplitude of 20.0 cm.
A circular coil enclosing an area of 96 cm2 is made of 199 turns of copper wire. The wire making up the coil has resistance of 3.0 , and the ends of the wire are linked to form a closed circuit.
A bolt is dropped from a bridge under construction, falling 92m to the valley below the bridge. (a) How much time does it take to pass through the last 26 percent of its fall? What is its speed (b) when it begins that last 26 percent of its fall a..
find out the initial velocity of the ball. How fast will the electron be moving when it is very far away.
Please helps me out for determining the following if the capacitor in the circuit below is initially uncharged.
Find out the angular momentum and angular speed of the disk. what is the magnitude of the force (in mN) between the two charges.
A 12cm tall robin sits in a tree 1.500 m above a shiny lawn sphere with a diameter of 48.00 cm. How tall does the image of the robin appear as he sees his reflection? Use a ray diagram and the equations to locate and completely describe the image.
A 61 kg speed skater with the velocity of 16 m/s comes into a curve of 18 m radius. How much friction should be exerted between skates and ice to negotiate the curve.
Petrus takes a cold glass of cola from fridge. He puts 3 cubes of ice into it. He laeves the glass on a table in a warm room for 5 minutes. He notices that the ice cubes have become smaller. The outside of the glass is now wet. What is the reason ..
The internal energy of the coin
What minimum force is necessary to start the block moving up the wall? (Hint: The static frictional force is now directed down the wall.)
A helicopter is ascending vertically with a speed of 5.45m/s. At a height of 141m above the Earth, a package is dropped from a window. How much time does it take for package to reach the ground.
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