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Question: Physics A point charge q1=15.00uC is held fixed in space. From a horizontal distance of 3.00cm, a small sphere with mass 4.00 x 10-3 kg and charge q2=+2.00uC is fired toward the fixed charge with an initial speed of 38.0m/s. Gravity can be neglected.
Part A: What is the acceleration of the sphere at the instant when its speed is 26.0m/s?
I don't understand how to get the answer. Can you please help me with this question?
A 33.2 m steel wire and a 25.6 m copper wire both with 1.00 mm diameters, are connected end to end and are stretched to a tension of 120 N. How long does it take the transverse wave to travel the entire length of the two wires.
You swing a 2.60 kg stone in a circle, using the full length of a thin 60.0 cm rope. At what speed must you swing it so its acceleration will be 9.8 m/s^2.
A 25.0microF capacitor is charged to a potential difference of 800V. The terminals of the charged capacitor are then connected to those of an uncharged 8.00microF capacitor. Compute the original charge of the system
A nuclear power plant operates at 80% of its maximum theoretical (Carnot) efficiency between temperatures of 700°, how much exhaust heat is discharged per hour
An automobile starter motor has an equivalent resistance of 0.0660 ? and is supplied by a 12.0-V battery with a 0.0170-? internal resistance. What is the current to the motor
A crate with a mass of 157.5 kilogram is suspended from the end of a uniform boom with a mass of 87.7 kilogram. Compute what the tension in the cable
q1. a wave on a slinky has a frequency of 1.69 hz. it takes 4.1 s to travel the length of the slinky 0.29 m. what is
Amy (mass 60kg) and initial velocity +7.5m/s, is skating on ice toward Bob (mass 90kg) and initial velocity +4.0m/s. They collide at some point. Determine amys final speed
a copper ball with a radius of 1.7cm is heated until its diameter has increased by 0.17mm .assuming an initial
An alpha particle is a nucleus of helium. It has twice the charge and four times the mass of the proton. When they were very far away from each other, but headed toward directly each other, a proton and an alpha particle each had an initial speed ..
At a playground you let your kid sister (30 kg) kneel on the surface (near the edge) of a 2.5 meter diameter merry-go-round. What is the constant angular acceleration
What is the rotational kinetic energy of the earth due to its rotation about its own axis
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