Physics

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A 60.0-W light bulb radiates light uniformly in all different directions. What is the value of B at ... Started by saliriagwu	3 Replies 80 Views	Jul 29, 2018 by huda
The wavelength of a light beam is doubled. Which one of the following is correct for the momentum of ... Started by mspears3	1 Replies 44 Views	Jul 29, 2018 by angrybirds13579
A + 5.0-C charge is moved from a negative to a positive plate of a parallel plate capacitor. In ... Started by segrsyd	1 Replies 47 Views	Jul 29, 2018 by katheyjon
An 8.000-mW laser beam emits a cylindrical beam of light 0.6000 mm in diameter. What is the maximum ... Started by NguyenJ	1 Replies 108 Views	Jul 29, 2018 by SeanoH09
The electric potential at the origin of an xy-coordinate system is 40 V. A -8.0-C charge is brought ... Started by debasdf	3 Replies 106 Views	Jul 29, 2018 by zacnyjessica
The potential energy at x = 8 m is -2000 V and at x = 2 m is +400 V. What is the magnitude and ... Started by natalie2426	1 Replies 38 Views	Jul 29, 2018 by pami445
The average electric energy density of an electromagnetic wave is 0.600 10-7 J/m3. What is the ... Started by Charlie	1 Replies 82 Views	Jul 29, 2018 by kardosa007
Two children ride on a merry-go-round, George is at a greater distance from the axis of rotation ... Started by MGLQZ	1 Replies 72 Views	Jul 29, 2018 by duy1981999
Protons are being accelerated in a particle accelerator. When the speed of the protons is doubled, ... Started by gbarreiro	3 Replies 98 Views	Jul 29, 2018 by lou
A charged particle with charge + 5.0 C is initially at rest. It is accelerated through a potential ... Started by james0929	1 Replies 87 Views	Jul 29, 2018 by canderson530
An electron, initially at rest is accelerated through a potential difference of 550 V. What is the ... Started by serike	1 Replies 87 Views	Jul 29, 2018 by ttt030911
A bullet is fired with a certain velocity at an angle above the horizontal at a location where g = ... Started by storky111	1 Replies 107 Views	Jul 29, 2018 by SAUXC
Two strings of identical mass per unit length are stretched with the same tension with their ends ... Started by DelorasTo	3 Replies 106 Views	Jul 29, 2018 by bigsis44
The maximum value of the magnetic field in an electromagnetic wave is 4.7 T. What is the maximum ... Started by Charlie	1 Replies 64 Views	Jul 29, 2018 by sokh
A jumper in the long-jump goes into the jump with a speed of 12 m/s at an angle of 20 above the ... Started by james	1 Replies 106 Views	Jul 29, 2018 by courtney_bruh
Two strings of identical mass and length are stretched with their ends fixed, but the tension in one ... Started by Arii_bell	1 Replies 132 Views	Jul 29, 2018 by sokh
A ball is thrown horizontally with an initial velocity of 40 m/s from a height of 10 m. How long ... Started by james9437	3 Replies 210 Views	Jul 29, 2018 by SeanoH09
Three charges are placed as follows along the x- and y-axis of an xy-coordinate system: q1 = 2.00 C ... Started by Jkov05	1 Replies 102 Views	Jul 29, 2018 by FergA
A solid cylinder is rolling without slipping. What fraction of its kinetic energy is rotational? ... Started by nevelica	1 Replies 80 Views	Jul 29, 2018 by carlsona147
At what rate are photons emitted by a 50. W sodium vapor lamp? (Assume that the lamp's light is ... Started by joblessjake	1 Replies 142 Views	Jul 29, 2018 by bitingbit
A solid sphere and a solid cylinder of the same mass and radius roll without slipping at the same ... Started by ap345	3 Replies 257 Views	Jul 29, 2018 by kalskdjl1212
A ball rolls over the edge of a table with a horizontal velocity v m/s. The height of the table is ... Started by james9437	1 Replies 155 Views	Jul 29, 2018 by jesse.fleming
What is 56 + (32.00 )/(1.2465 + 3.45 ) written with the correct number of significant figures? A) ... Started by hubes95	1 Replies 357 Views	Jul 29, 2018 by shayla
A ball rolls off the edge of a table with an initial velocity of 20 m/s. The height of the table ... Started by Pineapplelove6	1 Replies 236 Views	Jul 29, 2018 by mceravolo
Add 3685 g and 66.8 kg and express your answer in milligrams (mg). A) 7.05 107 mg B) 7.05 104 ... Started by Jipu 123	3 Replies 92 Views	Jul 29, 2018 by joechoochoy