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Q1. A 0.50-kg object is attached to an ideal massless spring of spring constant 20 N/m along a horizontal, frictionless surface. The object oscillates in simple harmonic motion and has a speed of 1.7 m/s at the equilibrium position.
What is the amplitude of vibration?
Q2. A heavy piece of hanging sculpture is suspended by a 91 cm long, 5.0 g steel wire. When the wind blows hard, the wire hums at the frequency of 80 hz. What is the mass of the sculpture?
How much farther from the tower does the cannonball from the higher cannon land than cannonball from the lower cannon.
Find out distance the two drivers travel
A flywheel in a motor is spinning at 560 when a power failure suddenly occurs. The flywheel has mass 40.0 and diameter 75.0. The power is off for 34.0, and during this time the flywheel slows down uniformly due to friction in its axle bearings. Durin..
A 4 kg fish swimming 3 m/s swallows an absent minded 2 kg fish at rest. What is the speed of the large fish instantly after lunch.
Write a general expression of the flux
After being accelerated to a speed of 1.7×10 5 m/s, the particle enters a uniform magnetic field of strength 1.00 T and travels in a circle of radius 35.0 cm (determined by observing where it hits the screen as shown in the figure). The results of th..
If a car traveling at 55 km/h will skid 24 m while its brakes lock, how far will it skid if it is traveling at 130 km/h when its brakes lock.
What type of car was involved in the hit and run
What is the total mass of the reagents used in the combustion throughout the 30 days . The ball makes 17 oscillations in 16 seconds. What is it the mass of the ball.
An airtight box has a removable lid of area 1.00 10-2 m2 and negligible weight. The box is taken up a mountain where the air pressure outside the box is 7.00 104 Pa. The inside of the box is completely displaced. What is the magnitude of the force es..
How to find the length
A 75-kg person sits on a 3.7-kg chair. Each leg of the chair makes contact with the floor in a circle that is 1.5 cm in diameter. Find out the pressure exerted on the floor by each leg of the chair; assume the weight is evenly distributed.
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