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Physics Questions
A 100-kg block slides up or down a frictionless inclined plane that makes an angle of...
A particle of diameter 0.2 μmand density 1 g cm-3is being carried by an airstream at...
Adjacent antinodes of a standing wave of a string are 20.0 cm apart. A particle at...
A proton and an electron are fixed in space with a separation of 979 nm. a....
A gas of helium atoms (each of mass 6.65×10−27kg) is at room temperature of 7.1°C. What...
A toy rocket engine is securely fastened to a large puck that can glide with negligible...
At an amusement park there is a ride in which cylindrically shaped chambers spin around a...
A uniform disk of radius 0.2 m and mass m = 16 kg is mounted on...
An explosion breaks a 26.0-kg object into three parts. The object is initially moving at a...
after three half lives of sn isotope , 1 billion of the original isotopes Adams still...
The Vikings of the tribe of Hrothgar the Pretty Good (son of Hrothgar the Great) have...
A 1.4 kg block slides along a frictionless surface at 1.1 m/s . A second block,...
A boy shoves his stuffed toy zebra down a frictionless chute. It starts at a height...
A metallic coin is given a positive electric charge. What happens to its mass?
A solid disk with a c value of 1/2, mass of 3 kg, and radius of...
Consider a point charge ?1 = +1.0 C sitting by itself in empty space. a. (1...
Compare the electrostatic field between two charges (like and opposite charges) to the magnetic field. What...
A car is parked in its driveway facing away from the street. Its owner backs the...
A projectile is launched from the surface of a planet (mass = 5x1024, radius = 1.1x106)....
A double-slit interference pattern is created by two narrow slits spaced 0.22 mm apart. The distance...
One kind of e-book display consists of millions of very small spheres that float in a...
In the figure here, a red car and a green car move toward each other in...
What is the inductance of a series RL circuit in which R = 1.0 KΩ if...
An object is moving in the X-Y plane. At time t1 the direction of its velocity,...
The Dunc Gray velodrome, a bicycle race track in Sydney, Australia, has a radius of curvature...
A small candle is 33 cm from a concave mirror having a radius of curvature of...
Part A Astronaut Spud Nick is space-travelling from planet X to planet Y at a speed...
A 50 g ice cube can slide without friction up and down a 29° slope. The...
The current supplied by a battery in a portable device is typically about 0.149 A. Find...
6. A solid glass sphere with a radius of 5.00 cm and index of refraction of...
A vacuum gage reads 8 in. Hg when the atmospheric pressure 29.0 in. Hg. If the...
A two-slit pattern is viewed on a screen 1.32 m from the slits. If the two...
At the edge of a building, one ball (#1) is thrown up with a given speed....
An elevator cab has a mass of 4510 kg and can carry a maximum load of...
A 7.20 mW helium neon laser emits a visible laser beam with a wavelength of 633...
Force F⃗ =−13j^N is exerted on a particle at r⃗ =(4i^+5j^)m. What is the torque on...
A diffraction grating with an unknown number of lines per mm, is illuminated by light at...
Explain why we do not directly feel the gravitational force of the moon.
two 5 gram spheres are suspended from a pin by a 40cm long non conducting thread....
A parallel-plate air capacitor has a capacitance of 300 pF and a charge of magnitude 0.150...
A frictionless piston-cylinder device contains 0.2 kg of air at 100 kPa and 27°C. The air...
A piece of glass (n=1.47) is coated with a thin film of water, with light incident...
when a fixed amount of ideal gas goes through an isothermal expansion?
An atomic nucleus initially moving at 390 m/s emits an alpha particle in the direction of...
A stone is dropped from the roof a high building a second stone is dropped. A...
An object is dropped from the top of a tall building. How far does it fall...
Gas storage containers are sometimes designed to store the gas at a low temperature. This allows...
Find the minimum diameter of an l = 16.1 m long aluminum wire that will stretch...
Topic: collisions in two Dimensions 1- Under what conditions are momentum conserved? 2- How do quantitively...
At liftoff, an advanced rocket has a total mass (payload + fuel) of 1.8 x 105...
An object traverses a pipe with a velocity that obeys the following dependence on time, !...
At some airports there are speed ramps to help passengers get from one place to another....
A tightrope walker begins crossing a rope at t = 0 s and walks at a...
I posted this previously, but the answer I received was unclear and a concept we have...
A model train runs on a circular track with radius 1.5 m. Its tangential velocity is...
a loop of wire area = 0.09m^2 is perpendicular to a field of 3 tesla. if...
Can you design a refracting telescope using two convex lenses? What are the required conditions for...
A 60.0-kg skateboarder starts out with a speed of 2.18 m/s. He does 104 J of...
The energy output of a typical nuclear reactor is via Select one: a. heating water to...
A single-turn current loop, carrying a current of 5.58 A, is in the shape of a...
An acrobat balances a pole on his head with buckets of water hanging on each end....
A 200 g trick baseball is thrown at 60 km/h . It explodes in flight into...
A 1428 kg car traveling at 73.0 km/h hits a second 1170 kg car traveling at...
A molecule takes 3.0 seconds to diffuse across a membrane. If the thickness of the membrane...
Which of the following statements is NOT true? 1. The density of liquids changes with changes...
Two resistors are connected in parallel across an ideal 12.0 Volts battery. Resistor A has a...
When we describe something small, we often compare it to the width of a hair or...
Light with a wavelength of 626 nm passes through a slit 7.14 μm wide. What is...
A dentist’s mirror is placed 3.4 cm from a tooth. The enlarged image is located 5.7...
Explain to Saalih (your friend who wasn’t present in lab today) why you had to conduct...
A cyclist takes 70 mins to climb a 1500m high mountain. She and her bike have...
A battery of ε = 3.00 V and internal resistance R = 0.600 Ω is driving...
The bumper cars at an amusement park collide as one approaches the other directly from the...
In an X-ray tube, a uniform electric field E extends over a distance of 12 cm...
You are on a new planet and want to know the acceleration due to gravity. You...
What two properties of a material affect the speed of sound in the material? a) Specific...
Three forces act on a particle that moves with unchanging velocity v→=(3.0 m/s)î+(-6.6 m/s)ĵ. Two of...
A loaded ore car has a mass of 9.50 x 102 kg and rolls on rails...
choose A B C D QUESTION 5 When astronomers look at globular clusters they don't see...
A swimmers swims across a river 37.0m wide at 1.25m/s and swims back at 2.00m/s. what...
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