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Physics Questions
7.5.1 A metal spring is made of a certain material. Mass pieces of different magnitudes are...
The takeoff speed of a jetliner is 100 m/s. If the jetliner is to take off...
The near point of a patient's eye is 44.2 cm. (a) What should be the refractive...
1.) a.) The velocity of a diver just before hitting the water is -7 m/s, where...
At the surface of Jupiter's moon Io, the acceleration due to gravity is 1.81 m/s2. Part...
The value of the acceleration due to gravity is not constant, decreasing with height above the...
A transformer operating from 86 V (rms supplies a 11.1 V lighting system for a garden....
Two astronauts are floating motionless in space when they push off from each other. Astronaut A...
: If m1 is a small asteroid approaching a planet m2 or radius R, what is...
During a rockslide, a 282-kg rock slides from rest down a hillside that is 344. m...
An dude on mars is playing golf. He hits his golf ball with an initial velocity...
If y = 0.02 sin (30x − 400t) (SI units), the frequency of the wave is...
The high-speed winds around a tornado can drive projectiles into trees, building walls, and even metal...
The length of an aluminum pipe at 40°C is 24.5 cm. What is its length at...
Before manned space flights, rocket sleds were used to test aircraft, missile equipment, and physiological effects...
Part A How much force does an 71 kg astronaut exert on his chair while sitting...
A 20.0 kg child plays on a swing having support ropes that are 2.30 m long....
A 1200 kg car is coasting on a horizontal road with a speed of 18 m/s...
Experimental limitations: Why is it far easier to measure e/m experimentally than either e or m...
A liquid at room temperature (27degree C) is poured to the brim of a glass flask...
briefly explain the relationship between total reflection and fiber optic
An electron follows a helical path in a uniform magnetic field of magnitude 0.694 T. The...
a) What is the equivalent Capacitance between opposite vertices of a cube in which each of...
A 57.4-kg skateboarder starts out with a speed of 2.20 m/s. He does 113 J of...
A space vehicle is traveling at 3350 km/h relative to Earth when the exhausted rocket motor...
if the temperature of a black body is reduced by half, the amount of emitted radiation...
A very long insulating cylinder of charge of radius 2.90 cm cm carries a uniform linear...
An object has a charge of -3.8 μC. How many electrons must be removed so that...
A particle with a charge of -3.4 μC and a mass of 4.2 x 10-6 kg...
Find the radius of a proton's orbit when it moves perpendicular to a magnetic field of...
1.) a.) A 29-kg crate rests on a horizontal floor, and a 58-kg person is standing...
A 0.431-kg block of wood hangs from the ceiling by a string, and a 6.87×10−2-kg wad...
A comet orbits the Sun with a period of 67.41 years. The comet’s distance of closest...
Suppose a slide similar to Der Stuka is 38.5 meters high, but is a straight slope,...
The trajectory of one star (S2) around the center of the Milky Way, or Sagittarius A*....
A single conservative force acts on a 4.50-kg particle within a system due to its interaction...
Please explain how to approach these problems 1)A 5-kg mass, call it S, moves with speed...
Please find the centrifugal force exerted on a parcel of air 165 km from the center...
Two particles oscillate in simple harmonic motion along a common straight-line segment of length 1.4 m....
If a 25 kg child climbs two steps of 20 cm each, the work performed is:...
___ Use the Spectroscopy interactive to determine which element does not emit red light in its...
The third overtone (fourth harmonic) resonates in a 1.2m long open-close tube where the speed of...
A block with a mass of 32.5 kg is pushed with a horizontal force of 150...
A car that weighs 1.27 x104 N is initially moving at 44.91 km/h when the brakes...
A uniform rod of mass m= 6kg has length L= 30 cm. we pivoted it at...
Use the work-energy theorem to determine the force required to stop a 1100-kg car moving at...
A 0.56-mm-wide slit is illuminated by light of wavelength 640 nm . Part A What is...
A satellite has a mass of 6392 kg and is in a circular orbit 4.88 ×...
An object is thrown at an angle of 35 degrees above horizontal with a velocity of...
Use the Planck function to solve for 365nm and T=9960K. show full working of how to...
A student drops a water balloon out of a dorm window 79 m above the ground....
A particle with a charge of 34 μC moves with a speed of 75 m/s in...
Which of the statements are correct about a planet revolving around a star? A. If the...
Christy has a grandfather clock with a pendulum that is 3.930 m long. Christy observes the...
Suppose that a parallel-plate capacitor has circular plates with radius R = 37 mm and a...
Light from a Helium-Neon laser (λ = 633 nm) is incident on a regular array of...
1) An electron (Q=16x10^-20 C, m=1x10^-30 kg) moving at half a megameter per second up the...
(a) Calculate the momentum of a 1950 kg elephant charging a hunter at a speed of...
A student enters Best Buy prepared to buy a pair of speakers. Before he does, he...
There is a (hypothetical) subatomic particle of mass 2.9e-28 kg at rest. It decays into a...
suppose a planet has an atmosphere of pure ammonia at 1.5 celsius. what is the vrms...
Imagine that light of the color indicated in the left column is shining on the pigments...
The center of mass of a thin rectangular shaped metal block of uniform density is located...
A woman can see clearly with her right eye only when objects are between 43 cm...
A long wire carrying a 10 A current perpendicular to the xy plane intersects the x-axis...
Capacitor A and capacitor B both have the same voltage across their plates. However, the energy...
A pair of electric charges has a positive potential energy. This implies that: a) Both charges...
a) X-rays with a wavelength of 0.0045 nm are used in a Compton scattering experiment. If...
A ball is thrown at an upward angle of 30 degrees relative to horizontal, with an...
Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 9.00...
A crate sits on wooden horizontal surface (a wooden floor). The figure shows a top view...
Two 460 g blocks of wood are 2.0 m apart on a frictionless table. A 11...
On a spacecraft, two engines are turned on for 816 s at a moment when the...
What maximum percentage of the 40,000 Btu/hr heating needs of a house in Minnesota in January...
Derive coulomb's law in five dimensions.
When a 2 kg mass is hung on a vertical spring, it extends the spring by...
This figure shows a sinusoidal wave that is traveling from left to right, in the +x-direction....
Butane gas of density = 2.5567 kg/m^3 flows at speed v1 in a horizontal pipe with...
1. A resistor R = 586 k(ohms) and a capacitor C= 87.4 uF are connected in...
A skydriver of mass 80kg falls vertically with a constant speed of 50 m/s. The upward...
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