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The shock absorbers in the suspension system of a car are in such bad shape that they have no effect on the behaviour of the springs attached to the axles. Each of the identical springs attached to the front axle supports 348 kg. A person pushes down on the middle of the front end of the car and notices that it vibrates during four cycles in 2.8 s. discover the spring constant of either spring.
A 12,000 lb truck is southbound on the Guadalupe street. Whenit enters the intersection with the MLK boulevard, its velocity is20 MPH in the direction 30° East from South.
A physics book is thrown horizontally 20m/s out of a 5m high window. How far horizontally did the student throw the book
Water flowing through a hose at 4 m/s fills a 900L child's pool in 8 min, What is the diameter in cm of the hose
The sound level in the middle of a rave is 90.0 dB. What is the sound intensity at this location
A car traveling at a constant speed of 21.5 m/s passes a trooper hidden behind a billboard. One second after the speeding car passes the billboard, the trooper sets off in chase with a constant acceleration of 3.10 m/s2. How long does it take the ..
A car is traveling at 8.43 km/hr. The tires have a radius R = 38:4 cm. (a) What is the angular speed of the tire (in SI units)? (b) What is the centripetal acceleration (m/s^2) of a piece of tire on the outer edge?
A parallel-plate capacitor in air has a plate separation of1.37 cm and a plate area of 25.0cm2. The plates are charged to a potential difference of268 V and disconnected from thesource. The capacitor is then immersed in distilled water. Assumethat..
Calculate the critical velocity above which the spinning of a fast symmetrical top around a vertical axis is constant
a punted football is observed to have velocity components vhorizontal 17 ms to the right and vvertical 2.5 ms
q1. an artillery shell is fired with an initial velocity of 303 ms at 46deg above the horizontal. to clear an avalanche
Please explain why the emission of the electrons doesn’t occur when the wavelength of incident radiation is set to the maximum value (for example 799.9 nm for lead)?
A 40g block of ice is cooled to -78 deg celcius and is then added to 560g of water in an 80g copper calorimeter at a temperature of 25 degrees celcius, determine how much ice is left
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