Physics

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An astronaut is in equilibrium when he is positioned from the center of asteroid X and from the ... Started by joesmith1212	1 Replies 47 Views	Jul 29, 2018 by pocatato
You are the science officer on a visit to a distant solar system. Prior to landing on a planet you ... Started by serike	1 Replies 66 Views	Jul 29, 2018 by shaikhs
A copper sphere has a radius of 2.50 m under normal room pressure of 1.0 105 N/m2. If we increase ... Started by kfurse	3 Replies 105 Views	Jul 29, 2018 by sailorcrescent
As shown in the figure, a container has a vertical tube, whose inner radius is 32.00 mm, connected ... Started by sdfghj	1 Replies 540 Views	Jul 29, 2018 by jgranad15
Incompressible water flows out of a large reservoir through a pipe that opens to the atmosphere 5.70 ... Started by cherise1989	1 Replies 108 Views	Jul 29, 2018 by ryansturges
If we double only the mass of a vibrating ideal mass-and-spring system, the mechanical energy of the ... Started by shenderson6	1 Replies 82 Views	Jul 29, 2018 by connor417
If we double only the spring constant of a vibrating ideal mass-and-spring system, the mechanical ... Started by lidoalex	3 Replies 100 Views	Jul 29, 2018 by millet
A 56.0 kg bungee jumper jumps off a bridge and undergoes simple harmonic motion. If the period of ... Started by tnt_battle	1 Replies 86 Views	Jul 29, 2018 by kescobar@64
A 2.25-kg object is attached to a horizontal an ideal massless spring on a frictionless table. What ... Started by craiczarry	1 Replies 84 Views	Jul 29, 2018 by jojobee318
A 2.00-kg object is attached to an ideal massless horizontal spring of spring constant 100.0 N/m and ... Started by littleanan	1 Replies 334 Views	Jul 29, 2018 by momtoalll
When a rocket is traveling toward a mountain at 100 m/s, the sound waves from this rocket's engine ... Started by BrownTown3	3 Replies 274 Views	Jul 29, 2018 by Natalie4ever
You and your surfing buddy are waiting to catch a wave a few hundred meters off the beach. The ... Started by casperchen82	1 Replies 176 Views	Jul 29, 2018 by Jayson
Consider the waves on a vibrating guitar string and the sound waves the guitar produces in the ... Started by Brittanyd9008	1 Replies 99 Views	Jul 29, 2018 by BUTTHOL369
A tube open at one end and closed at the other end produces sound having a fundamental frequency of ... Started by plus1	1 Replies 184 Views	Jul 29, 2018 by lindahyatt42
A standing wave is oscillating at 690 Hz on a string, as shown in the figure. What is the speed of ... Started by mynx	3 Replies 387 Views	Jul 29, 2018 by JaynaD87
A pipe is 0.90 m long and is open at one end but closed at the other end. If it resonates with a ... Started by james0929	1 Replies 210 Views	Jul 29, 2018 by asdfghjkl;
Two harmonic sound waves reach an observer simultaneously. The observer hears the sound intensity ... Started by jerry coleman	1 Replies 115 Views	Jul 29, 2018 by Sierray
When a solid melts, A) the temperature of the substance increases. B) the temperature of the ... Started by WWatsford	1 Replies 101 Views	Jul 29, 2018 by quynhmickitran
A fixed amount of ideal gas is held in a rigid container that expands negligibly when heated. At 20C ... Started by crazycityslicker	3 Replies 69 Views	Jul 29, 2018 by mariahkathleeen
Which contains more moles of material: 80 grams of helium gas (He, having atomic weight 4.0 g/mol) ... Started by c0205847	1 Replies 111 Views	Jul 29, 2018 by Sweetkitty24130
Suppose that a steel bridge, 1000 m long, was built without any expansion joints and that only one ... Started by tuffie	1 Replies 93 Views	Jul 29, 2018 by beccamahon
.0 L of an ideal nitrogen gas (N2) are at 0.00C and 1.0 atm. The ideal gas constant is R = 8.314 ... Started by gbarreiro	1 Replies 54 Views	Jul 29, 2018 by tkempin
A certain metal has a coefficient of linear expansion of 2.00 10-5 K-1. It has been kept in a ... Started by charchew	3 Replies 82 Views	Jul 29, 2018 by mistyjohnson
A sealed container holds 0.020 moles of nitrogen (N2) gas, at a pressure of 1.5 atmospheres and a ... Started by kshipps	1 Replies 130 Views	Jul 29, 2018 by reversalruiz
A cold trap is set up to cause molecules to linger near the suction in a vacuum system. If the cold ... Started by newyorker26	1 Replies 51 Views	Jul 29, 2018 by amcvicar