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A constant force of 15 Newton in the negative y direction acts on a particle as it moves from the origin to the point (3i+3j-1k)m. Find how much work is done by the given force during this displacement?
A football is kicked at ground level with a speed of 15.0 m/s at an angle of 37.0° to the horizontal. How much later does it hit the ground
If 42.8 cm of copper wire (diameter = 1.36 mm, resistivity = 1.69 x 10-8?·m) is formed into a circular loop and placed perpendicular to a uniform magnetic field that is increasing at the constant rate of 11.9 mT/s
In the measurement of length of a cylinder, the main scale reading of a vernier caliper is 1.5 cm, Find the reading of the length of the cylinder
An electron is released from rest at the negative plate of a parallel plate capacitor. The charge per unit area on each plate is = 2.6 x 10-7 C/m2, the plates are separated by a distance of 1.4 x 10-2 m. How fast is the electron moving just before..
A thin film with index of refraction n = 1.48 is placed in one arm of a Michelson interferometer, perpendicular to the optical path. what is the film thickness
A marine radar operates at a wavelength of 3.2cm and a powerof 7.0kW per pulse. what is the frequency of the radar waves
Starting from rest, a car travels 1 350 meters in 1.00 minute. It accelerated at 1.0 m/s2 until it reached its cruising speed. What was its cruising speed
A 5.0-, 0.732- wire is used to support two uniform 235- posts of equal length, What is the frequency of the sound this wire produces
In refraction the angle of refraction depends on the wavelength, longer wavelengths bend less. How does the wavelength affect the angle of reflection
Two cars traveling in opposite directions collide head on and are brought to rest. estimate the change in entropy of the universe as a result of the collision
two neutral metal spheres on wood stands are touching. a negatively charged rod is held directly above the top of the
A dentist's drill accelerates from rest at 640rad/s2for 2.30s and then runs at constant angular velocity for 6.50s. Through how many total revolutions has the drill turned
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