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A solid toy weighs 98N in air. The density of this toy is10kg/m^3, H2O: 1000kg/m^3.
1 - What is the volume?
2 - The toy is suspended from a rope and totally immersed inwater. What is the apparent weight of the toy in the water?
A child and a sled with a combined mass of 50kg slide down a frictionless slope. If the sled starts from rest and has a speed of 3.oo m/s at the bottom, what is the height of the hill
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a particle enters a particle spectrometer. you are not sure of the charge or mass but you do know it banks right. you
If an Acura Integra accelerates from 0 to 60 mph in 4 seconds, which one has the larger acceleration
A stone used to grind wheat into flour is turned through 12 revolutions by a constant force of 21.7 N applied to the rim of a 9.1-cm-radius shaft connected to the wheel
Illustrate the security threats that An industry will face when it implements a wireless network. Suppose that the industry occupies the six middle floors
a physical pendulum consists of a uniform solid disk (of radius R = 54.9 cm) supported in a vertical plane by a pivot located a distance d = 21.1 cm from the center of the disk. What is the period of the resulting simple harmonic motion
As part of a safety investigation, two 1800 cars travelling at 18 are crashed into different barriers. Find an average forces exerted on (a) car that hits a line of water barrels and takes 1.80 to stop, and (b) car that hits a concrete barrier and ta..
Mercury flows through a horizontal pipe 1.40 cm in diameter and 0.6 m long. what is the rate of flow through the tube
Find out the sum of these four vector forces: 12N to the right at 35.0° above the horizontal, 31.0 N to the left at 51.5° above the horizontal, 7.45N to the left at 35.0° below the horizontal, and 24N to the right at 48.0° below the horizontal.
A car is travelling at a constant speed of 32m/s on a highway. At the instant this car passes an entrance ramp, a second car enters the highway from ramp.
A long sighted person can only see clearly objects further than 1.2 m away.They wish to read a book held 30 cm away. Calculate the power (in diopters) of the lens in thier corrective spectacles:
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