Determine value of sin if angle formed by positive x-axis
Determine the value of sin θ if θ is angle formed by the positive x-axis and line segment passing through origin and point (-2, 5)? Illustrate work.
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At serve, a tennis player aims to strike the ball horizontally. Determine what minimum speed is needed for the ball to clear the .90 m high net around 15 m from the server, when the ball is "launched" from a height of 2.5 m?
The radius of space station is R = 80.5 m, and the mass is M = 2.13 • 105 kg. When the thrust of the rocket motor is F = 161 N, determine how long must the motor fire?
A solenoid having 410 turn of length 32.0 cm and radius 2.90 cm carries a current of 5.20 A. Determine the following. (i) The strength of magnetic field within the coil at its mid-point.
Determine the angular speed of the system if the child arrives at the edge?
Determine the horizontal and vertical components of force applied on the left end of the rod by the hinge. (Take up and to the right to be in positive directions.)
(i) Compute the angular momentum of Earth which arises from its spinning motion on its axis, treating Earth as the uniform solid sphere.
What diameter of cylindrical wire must be employed to make a fuse which will limit the current to 0.38 A?
Beginning from rest, a block of 4.0 kg slides 2.60 m down a rough 30.0° incline. The coefficient of kinetic friction among the block and the incline is µk = 0.436. (i) Find out the work done by the force of gravity.
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