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A one Newton pendulum bob is held at an angle from the vertical by a 2 Newton horizontal force F. Find the tension in string supporting the pendulum bob?
A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to reason the more dense red blood cells to settle during the less dense blood..
while exploring a cave a spelunker starts at the entrance and moves the following distances 75.0 m north 300 m east 200
the hypodermic syringe in the figure below contains water. the barrel of the syringe has a cross-sectional area a1
in a newtons rings demonstration using 540-nm light the distance from the center of the rings to the first bright ring
What is Neptune's semimajor axis of the transfer orbit if the semimajor axis is 4497.1*10^6 and the mass of Neptune over the Earth is 17 and the eccentricity of 0.01?
The two stars in a binary star system have masses 2.2×1030 and 6.5×1030 . They are separated by 2.1×1012 .What is the system's rotation period, in years? What is the speed of the lightest star? What is the speed of the heaviest star?
A 0.135kg ball is thrown straight up from 2.07m above the ground. Its initial vertical speed is 5.20m/s. Calculate the total work done by the force of gravity
antartica is roughly semicircular with a radius of 2000 km. the average thickness of its ice cover is 3000 m. how many
An athlete swims the length L of a pool in a time t1 and makes the return trip to the starting poisition in a time t2. (a) If she is swimming initially in the positive x-direction, determine her average velocities symbolically in (a) the first hal..
the assignment for learning plan 2 involves various screenshots. you will use an application called wordpad and you
A 65 g ice cube at 0°C is heated until 40 gram has become water at 100°C and 25 g has become steam at 100°C. Find how much energy was added to accomplish the transformation
A rotating cylinder about 16- {rm km} long and 6.8 -km in diameter is designed to be used as a space colony. With what angular speed must it rotate so that the residents on it would experience the similar acceleration because of gravity as on Eart..
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