Physics, 09.04.2021 01:40, lydia1melton
Ashley is building a skateboarding ramp by propping the end of a piece of wood on a cinder block. If the ramp starts 24 inches from the cinder block and the piece of wood is 40 inches long, how tall is the cinder block?
Answers: 3
Physics, 22.06.2019 20:50, monae7803
In a game of pool, ball a is moving with a velocity v0 of magnitude v0 = 15 ft/s when it strikes balls b and c, which are at rest and aligned as shown. knowing that after the collision the three balls move in the directions indicated and assuming frictionless surfaces and perfectly elastic impact (that is, conservation of energy), determine the magnitudes of the velocities va, vb, and vc.
Answers: 3
Physics, 23.06.2019 00:20, DwayneLeonard618
What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%
Answers: 2
Physics, 23.06.2019 05:00, cristian901997
The voltmeter reads 117 v and ammeter reads 0.13 a .if the resistance of ammeter and voltmeter are 9 kilo ohm and 0.015 ohm respectively ,find the value of r. 3marks
Answers: 3
Ashley is building a skateboarding ramp by propping the end of a piece of wood on a cinder block. If...
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