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A 35-kg block is supported by the spring arrangement shown. The block is moved vertically downward from its equilibrium position and released. Knowing that the amplitude of the resulting motion is 45 mm, determine
(a) the period and frequency of the motion,
(b) the maximum velocity and maximum acceleration of the block.
Neptune is an average distance of 4.50 x 109 kilometer from the Sun. Find the length of the Neptunian year given that the Earth is 1.50 x 108 kilometer from the Sun on the average
A 9.0-V battery is connected to a bulb whose resistance is 2.7Ω. How many electrons leave the battery per minute
A rocket ship heading to the moon passes the Earth with a velocity measured at 0.8c. Find how long does the trip to the moon take according to the observer on the Earth
A one-meter-long glass tube is sealed at one end. How far from the midpoint will the mercury be when the closed end of the tube is immersed in boiling water
An electric ceiling fan is rotating about a fixed axis with an initial angular velocity magnitude of 0.210 . The magnitude of the angular acceleration is 0.890 . Both the the angular velocity and angular accleration are directed clockwise.
Baseball and the Washington Monument On August 25, 1894, What was the ball's direction of motion when caught in degrees below the horizontal
a solenoid is wound with a single layer of copper wire of radius 0.29 cm. the solenoid is 2.5 cm in diameter and 2.8 m
Water at 20-C flows over a 3-m long and 2-m wide flat plate at 3 m=s. Assume a turbulent flow from the leading edge (a trip wire at the leading edge can be used to cause the turbulence) and calculate:- d at x ¼ 3 m.
A vacuum cleaner is plugged into a 120.0 V socket and utilizes 3.0 A of current in normal operation when the back emf generated with the electric motor is 76.0 V. Find the coil resistance of the motor.
If B (magnetic) field is decreasing into the plane and a circular coil is on the plane, what is the direction of induced current flow through the coil
question1a plane leaves the airport in galisteo and flies 170 km at 68deg east of north and after that changes
What is the person's absorbed dose in rads?(b)The person absorbs2.3 × 10-3Jof energy from cosmic rays in a year. What is the person's mass?
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