Physics

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A bicycle has wheels that are 60 cm in diameter. What is the angular speed of these wheels when it ... Started by MGLQZ	1 Replies 107 Views	Jul 29, 2018 by mochi09
A plane flying horizontally at a speed of 50 m/s and at an elevation of 160 m drops a package, and ... Started by storky111	3 Replies 188 Views	Jul 29, 2018 by sylvia
You push your physics book across a table. The book weighs 8 N, you push with a steady 5 N force, ... Started by misspop	1 Replies 150 Views	Jul 29, 2018 by blakeserpa
An electrical motor spins at a constant If the rotor radius is what is the linear acceleration of ... Started by luminitza	1 Replies 83 Views	Jul 29, 2018 by juicepod
How much work do you do when you lift a 3 N apple by 2 m during a time of 6 s? A) 6 J B) 1 J C) ... Started by jrubin	1 Replies 49 Views	Jul 29, 2018 by SAUXC
A certain meteoroid a rock in space has been moving through our solar system ever since the solar ... Started by Mr.Thesaxman	3 Replies 105 Views	Jul 29, 2018 by rachel
At some point between Earth and the Moon, the forces due to gravity on a space traveler would be the ... Started by melina_rosy	1 Replies 44 Views	Jul 29, 2018 by Jayson
A projectile leaves the ground at 150 m/s and reaches a maximum height of 0.57 km. If there was no ... Started by B	1 Replies 111 Views	Jul 29, 2018 by ong527
An object is placed exactly halfway between the Earth and the Moon. The object will fall toward the ... Started by gonzo233	1 Replies 59 Views	Jul 29, 2018 by ApricotDream
A woman who normally weighs 400 N stands on top of a very tall ladder so she is one Earth-radius ... Started by berenicecastro	3 Replies 249 Views	Jul 29, 2018 by anoriega3
The planet Jupiter is about 300 times as massive as Earth, yet on its surface you would weigh only ... Started by mspears3	1 Replies 71 Views	Jul 29, 2018 by maaaaaaaaaa
How far away from Earth must one travel to completely be beyond Earth's gravity? A) to a region ... Started by big1devin	1 Replies 100 Views	Jul 29, 2018 by jaaaaaaa
The amount of gravitational force that acts on a space vehicle that orbits Earth is A) nearly ... Started by anshika	1 Replies 100 Views	Jul 29, 2018 by b614102004
A bowling ball of mass 7.5 kg and diameter 18 cm rolls without slipping down a 10-m bowling lane ... Started by Tazate	3 Replies 154 Views	Jul 29, 2018 by cuttiesgirl16
A boy throws a ball with an initial velocity of 25 m/s at an angle of 30 above the horizontal. If ... Started by sheilaspns	1 Replies 290 Views	Jul 29, 2018 by Li Jun
Suppose you slowly, and at constant speed, lift a book weighing 12 N from the floor to a shelf 2 m ... Started by neverstopbelieb	1 Replies 112 Views	Jul 29, 2018 by angrybirds13579
When a 0.350-kg package is attached to a vertical spring and lowered slowly, the spring stretches ... Started by V@ndy87	1 Replies 87 Views	Jul 29, 2018 by KKcool
Phil stands at rest with both feet on a scale that reads 500 N. After he gently lifts one foot, the ... Started by gonzo233	3 Replies 78 Views	Jul 29, 2018 by adammoses97
Inside a freely-falling elevator your A) acceleration is zero. B) weight is zero. C) ... Started by sabina	1 Replies 75 Views	Jul 29, 2018 by bob
You can experience weight A) standing on Earth's surface. B) in an accelerating elevator away ... Started by krzymel	1 Replies 118 Views	Jul 29, 2018 by Dunkey
A very light ideal spring stretches by 21.0cm when it is used to hang a 135-N object. What is the ... Started by anshika	1 Replies 91 Views	Jul 29, 2018 by shewald78
Velma zooms past Mort at half of lightspeed. Mort observes Velma's clock. He observes that her clock ... Started by nummyann	3 Replies 129 Views	Jul 29, 2018 by nhea
A physics professor pushes against a stationary wall, working up a sweat. Is he doing any actual ... Started by asmith134	1 Replies 88 Views	Jul 29, 2018 by nickk12214
Planets wobble in their orbits due to A) the gravitational attraction to other planets. B) ... Started by tichca	1 Replies 82 Views	Jul 29, 2018 by shewald78
An outcome of universal gravitation is that A) planets aren't cubes with sharp corners. B) its ... Started by SGallaher96	1 Replies 75 Views	Jul 29, 2018 by blfontai