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Solve the all parts of given problem:
Problem: A balloon is rubbed with a wool glove. The two items attract one another with a force of strength 1.5 N when they are 1 cm apart. If they have equal but opposite charges,
Part A: What is the magnitude of the charge?
Part B: How many electrons were transferred?
Please explain clearly with details so that I can follow.
A 0.17 kilogram baseball is launched from the roof of a house 12 meter above the ground. Find the speed of the ball as it strikes the ground
Cheetahs, fastest of the great cats, can reach 45 in 2 starting from rest. Assume that they have constant acceleration throughout that time, find their acceleration (in (a) and (b) ) and the distance (in (c) and (d) ) Q2. They travel during that t..
Chef at the infamous Fattening Tower of Pizza tosses the spinning disk of uncooked pizza dough into the air. The disk's diameter increases during the flight, whereas its rotational speed.
A converging lens with a focal length of 12.0 cm forms a virtual image 8.00 mm tall, 17.0 cm to the right of the lens. Determine the size of the object
At the moment of ignition the mass of a rocket is 100 kg. For the first 10 s it burns fuel at the rate of 5 kg/s. find The magnitude of the force developed by its engine
A solid disk rotates in the horizontal plane at an angular velocity of 0.0693 rad/s with respect to an axis perpendicular to the disk at its center. what is the angular velocity of the disk
A rectangular loop of 250 turns is 20.8 cm wide and 16.5 cm high. What is the current in this loop if the maximum torque in a field of 0.410 T is 23.1 N·m
a scanning electron microscope uses a uniform 15.0-knc electric field to accelerate electrons horizontally toward the
A 20.0\Omega resistor and a 30.0\Omega resistor are connected in series and placed across a 120-V potential dissimilarity. What is the current in the circuit? What is the voltage drop across each resistor?
a slide projector needs to create a 98-cm-high image of a 2.0 cm slide. the screen is 300 cm from the slide. what focal
A hydrogen atom at rest in its first excited state emits a photon and ends up in the ground state. How much momentum does the photon carry off?
Two-dimensional collisions may be studied by using an air table (similar to an air hockey game) instead of the method we used. Find the velocity (magnitude and direction with respect to east) of the combined mass after the collision
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