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11. A block has been placed on an inclined plane with the slope angle of 30...
10. Explain why a ball when thrown on a glass window smashes the windowpane to pieces...
A particle has a constant acceleration of a = axi + ayj and at t =...
This same circuit is used for questions 5 - 7, and has the following characteristics: Junction...
The planet Jupiter is about 300 times more massive than the Earth. The acceleration due to...
A bullet is pushed up at the speed of 22m/s and the throwing angle is 27,...
The coefficient of kinetic friction for a 21 −kg bobsled on a track is 0.10. What...
A ball thrown horizontally at 12.7 m/s from the roof of a building lands 20.2 m...
A charge of uniform density (29 nC/m) is distributed along the x axis from the origin...
A flywheel with a diameter of 2.38 m is rotating at an angular speed of 121...
Explain the physical meaning of a spherically symmetric potential. Does it depend on angular coordinates?
A .13 kg disk is rotating at an angular speed of 57 rad/s. The disk has...
A point charge q1q1 = 4.50 nCnC is located on the x-axis at xx = 2.05...
An electric dipole consists of charges +2e and -2e separated by 0.65 nm. It is in...
using both Parallelogram method (law of sines and cos) and Cartesian method (vector components) find final...
High frequency traders in Chicago rely on networks which communicate financial data from New York over...
A very long, straight wire carries a current of 20.0 A in the +k direction. An...
One mole of an ideal gas at atmospheric pressure expands isobarically from a volume of 1m3...
A projectile is launched 3.0 meters above the ground. The initial velocity of the projectile is...
The frequency of a light wave in air is 5.7 × 1014 ????. What is the...
Oasis B is a distance d = 9.0 km east of oasis A, along the x...
If |A + B| 2 = A2 + B2 , then: A. the angle between A...
Consult Interactive Solution 2.22 before beginning this problem. A car is traveling along a straight road...
Two point charges, each +2.00 nC, are separated by 10 mm. (4 parts) A) What is...
After getting a drink of water, a hamster jumps onto an exercise wheel for a run....
a house painter uses the chair and pulley arrangement of the figure to lift himself up...
A Venturi tube is mounted on the outside of the fuselage of an aircraft. The tube...
A 44.0-cm diameter disk rotates with a constant angular acceleration of 3.00 rad/s2. It starts from...
Plasma is a state of matter that has been completely ionized; meaning that there are no...
A particle travels along the path defined by the parabola y=0.2x^2. If the component of velocity...
Two particles with masses 4m and 3m are moving toward each other along the x axis...
a driver took 0.20s to bring his car to stop by applying the brake after he...
A clock with metallic pendulum is 5 sec fast every day at a temperature of 20°C...
4.) A cart with mass m = 1:2 kg touches a block with mass M =...
2 moles of perfect gas (ideal gas) Helium filled a 1 liter volume balloon (closed constant...
a). A bicycle wheel has an initial angular velocity of 1.50 rads/s. If its angular acceleration...
A 600 kg piano is being lowered into position by a crane while two people steady...
An electron moves with a velocity, v = ( 4i + 2 j)x106 m/s in a...
A playground merry-go-round has a mass of 120 kg and a radius of 1.80 m and...
Four charges are placed on the corners of a rectangle. What is the resultant force on...
1. Can someone just double check my results? For table 1 I needed to find the...
A crown weighs 66.0-lb when in air and 60.5-lb when in water. The crown is made...
A 5-kg bowling ball with a speed of 30 m/sec hits a stationary 0.01-kg ping pong...
2a)Suppose 1.6 × 1020 electrons move through a pocket calculator during a full day’s operation.How many...
Three people pull simultaneously on a stubborn donkey. Jack pulls directly ahead of the donkey with...
A ball starts from rest and rolls 6.5 m down a short ramp so that it...
C" # has a frequency of 4,434.92 Hz in Equal Temperament Tuning. In Just Intonation (tuned...
———- Vo. / | | - —>. ____ /. (not to scale) |______|. | ____|. /...
The windings of a transformer primary are effectively a solenoid of 600 turns, radius 2.0 cms...
1. A wave travelling along a string is described by: y(x,t) = 0.00327sin(5x−60t). What is the...
A beach ball is thrown upward with initial speed v0. Assume that the drag force from...
Bethany, who weighs 540 N, lies in a hammock suspended by ropes tied to two trees....
Three particles with equal masses m=100kg are located along x-axis at x=-1cm, x=0 and x=+1cm. What...
A rock is dropped (from rest) from the top of a 20.8-m-tall building. How far above...
1. Because you are a fan of science and science fiction, you always follow what’s going...
A 42.0 kg block lies on a smooth(friction less) inclined plane tilted at an angle of...
A projectile is fired from cannon (مدفع) at ground level at 45 degrees with respect to...
You are interested in ballistics research, and so you are looking at ways to create data...
A person jumps from a cliff diving platform 28m above the water. What is their potential...
Allison is playing catch with her dad. She is 10 m away from him when he...
two balls are thrown upward and reach height h. The first ball reaches the ground level...
A 4.25 kg block is projected at 5.40 m/s up a plane that is inclined at...
can someome please answer these What is the total time of flight of the dart from...
can someome answer these please? A runner jogs one lap around the track that encircles a...
Billiard ball A is half the mass as billiard ball B. Ball A is moving to...
It takes 1.0 sec for an apple to fall from the tree. How much time it...
A uniform electric field of strength “E ” = 22.29 N/C is located in-between two large...
A rocket follows a path given by y equals x minus StartFraction 1 Over 65 EndFraction...
Problem 1 Two charges are placed in an electric field a distance r from each other....
5. A bullet with a mass 0.850 g is fired in to a hanging block which...
Two Electrodes are placed in a calcium chloride solution and a potential difference is maintained between...
Pleaed do it ASAP 06. A block of mass 2.0 kg is dropped from a height...
A 10.5-Ω resistor, 6.50-mH inductor, and 130-µF capacitor are connected in series to a 55.0-V (rms)...
In a ballistic pendulum, a 1.25-g bullet is shot straight into and becomes stuck in a...
An astronaut lifts off in a rocket from the surface of the moon, where g= 1.6m/s^2....
Because a concave lens cannot form a real image of a real object, it is difficult...
The armature of a 60 Hz ac generator rotates in a 0.12 T B-field. If the...
(Experiments in which iron beads exercise on rails) Without any friction between the iron beads and...
1) An echo bounces back from a building 1.55 s after you honk your horn. How...
What initial mass of U-235 in kg is required to operate a 916 MW reactor with...
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