Physics

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A ball drops some distance and gains 30 J of kinetic energy. Do not ignore air resistance. How much ... Started by panfilo	1 Replies 56 Views	Jul 29, 2018 by iceage
A ball is tied to the end of an 80.0-cm string and swings in a vertical circle about a fixed center ... Started by jon_i	1 Replies 122 Views	Jul 29, 2018 by kswal303
An object of mass 4.00 kg is sitting at the top of an inclined plane of height h and angle with the ... Started by corkyiscool3328	1 Replies 69 Views	Jul 29, 2018 by nikmaaacs
A mass of 1.0 kg is pushed against a spring with a spring constant of 25 N/m. As a result, the ... Started by mp14	3 Replies 25 Views	Jul 29, 2018 by lin77x
An object of mass 2.00 kg is held at a position A, a vertical height of 20.0 m above the ground. ... Started by meagbuch	1 Replies 161 Views	Jul 29, 2018 by mammy1697
At a given instant, the acceleration of a certain particle is zero. This means that A) the ... Started by Bob-Dole	1 Replies 988 Views	Jul 29, 2018 by katieost
An object of mass 20 kg is raised vertically through a distance of 8.0 m above ground level. Using g ... Started by londonang	1 Replies 137 Views	Jul 29, 2018 by frankwu0507
A 20-kg object is resting at the top of a table 1.6 m above ground level. The object is then picked ... Started by ishan	3 Replies 51 Views	Jul 29, 2018 by atrochim
A force of 4.0 N applied to a spring compresses it by 8.0 cm. What is the amount of work done to ... Started by RYAN BANYAN	1 Replies 40 Views	Jul 29, 2018 by morganmarie791
An 1100-kg car traveling at 27.0 m/s starts to slow down and comes to a complete stop in 578 m. What ... Started by skymedlock	1 Replies 43 Views	Jul 29, 2018 by chloejackso
On its own, a certain tow-truck has a maximum acceleration of 3.0 m/s2. What would be the maximum ... Started by APUS57	1 Replies 48 Views	Jul 29, 2018 by kswal303
As an object of mass 60 kg approaches the bottom of a ramp, point A, its speed is 20 m/s. It goes up ... Started by elizabeth18	3 Replies 57 Views	Jul 29, 2018 by chjcharjto14
An object of mass 4 kg is thrown vertically upwards from ground level with an initial speed of 20 ... Started by leo leo	1 Replies 92 Views	Jul 29, 2018 by djpooyouma
An object of mass 4.0 kg is thrown vertically upwards from ground level with an initial speed of 20 ... Started by frankwu	1 Replies 87 Views	Jul 29, 2018 by Expo
An object approaches the bottom of a ramp, point A. It goes up the ramp and turns around at point B, ... Started by gonzo233	1 Replies 77 Views	Jul 29, 2018 by Bison
An object of mass m moving with a certain speed has a kinetic energy of 0.0124 J. The object ... Started by colton	3 Replies 97 Views	Jul 29, 2018 by djofnc
A car moving initially with velocity v0 with deceleration a comes to a full stop after traveling a ... Started by cagreen833	1 Replies 53 Views	Jul 29, 2018 by Leostella20
On a certain planet an object of mass m is moving with an initial speed of 4 m/s. It comes to rest ... Started by WhattoUnderstand	1 Replies 59 Views	Jul 29, 2018 by wfdfwc23
A car traveling with velocity v is decelerated by a constant acceleration of magnitude a. It takes a ... Started by ENagel	1 Replies 92 Views	Jul 29, 2018 by kalskdjl1212
A stone is thrown straight up. When it reaches its highest point, A) both its velocity and its ... Started by Tirant22	3 Replies 87 Views	Jul 29, 2018 by blazinlyss
An object of mass m is moving on a horizontal rough surface. At a certain point it has a speed v m/s ... Started by Anajune7	1 Replies 61 Views	Jul 29, 2018 by lorealeza77
Suppose a ball is thrown straight up, reaches a maximum height, then falls to its initial height. ... Started by cool	1 Replies 96 Views	Jul 29, 2018 by okolip
State Newton's second law in terms of momentum. What will be an ideal ... Started by RRMR	1 Replies 61 Views	Jul 29, 2018 by rachel
Two athletes jump straight up. John has twice the initial speed of Harry. Compared to Harry, John ... Started by Deast7027	3 Replies 81 Views	Jul 29, 2018 by AmberC1996
You drop a stone from a bridge to the river below. After this stone has traveled a distance d, you ... Started by mwit1967	1 Replies 216 Views	Jul 29, 2018 by Li Jun