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A car with a mass of 1000 kg is driving over a hill at a constant speed of 60 m/s. The top of the hill can be approximated by an arc length of a circle with a radius of 370 m. What is the weight (in N) of the car at the top of the hill?
Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly elastic glancing collision. Determine the speed of each disk after the collision
A 21.0 g copper ring at 0.000°C has an inner diameter of D = 2.54000 cm. An aluminum sphere at 108.0°C has a diameter of d = 2.54508 cm, What is the mass of the sphere
The two forces in each pair could have different physical origins (for instance, one of the forces could be due to gravity, and its pair force might be due to friction or electric charge).
A sign weighing 400N is suspended at the end of a 350N uniform rod that is hinged at the wall. What is the tention T in support cable
If you have a light wave that travels through a couple of slits which are .174 mm apart, the light travrls to a screen which is 1.3 m away, How would pattern change if distance between slits doubles
1. provide at least three reasons for believing in the accuracy and inaccuracy of sensory information.2. identify and
Without taking the existence of the nebula into consideration, based on its apparent magnitude, how far away does the star in part (b) appear to be? What would the propotion error be in determining the distance if interstellar extinction were negl..
q1. throughout liftoff a hot air balloon accelerates upward at a rate of 2.7 ms2. the balloonist drops an object over
A long wire is known to have a radius greater than 5.6 mm and to carry a current that is uniformly distributed over its cross section, What is the radius (in mm) of the wire
A person with a mass of 103 kg is standing on a scale that reads weight in newtons inside of an elevator. If the elevator accelerates upward at 3.2 m/s2, what does the scale read.
Suppose that the sound level of a conversation is initially at an angry 70 dB and then drops to a soothing 50 dB. determine the final sound wave amplitudes
The planet mars hass a mass of 6.42x10^23kg and a radius of 3396km. What escape speed is needed for a space ship leaving the surface of Mars
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