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A 5 kilograms object is supported by aluminum wire of length 2.6 meter and diameter 2.2 millimeter. Determine how much will the wire stretch?
A 2.20 kg mass on a spring has displacement as a function of time given by the equation x(t)= (7.40 cm) cos [4.16 rad/s) t - 2.42 rad]. Find the time for one complete vibration
A gun shoots bullets that leave the muzzle with a speed of 336 m/s. If a bullet is to hit a target 136 m away at the level of the muzzle, the gun has to be aimed at a point above the target. How far above the target is this point.
A 9.6-cm-diameter circular loop of wire is in a 1.10-T magnetic field. The loop is removed from the field in 0.15 s. What is the average induced emf
The land speed record of 13.9 m/s (31 mi/h) for birds is held bythe Australian emu. An emu running due south in a straight line atthis speed slows down to a speed of 10.5 m/s in 3.3 s.Assuming that the acceleration remains the same, what is the bird'..
In the figure below, a cord is attached to an oscillator and wrapped around a light pulley where it is attached to a block with a mass, m = 4.0 kg. The length of the cord among point P and the pulley is L = 1.5 m. When the vibrator is set to a freque..
A 108 gcube of ice at 0°C is dropped into 1.0 kg of water that wasoriginally at 72°C. What is the final temperature of the water after the ice has melted
A dragster accelerates to a speed of 100 m/s over a distance of 398 m. Determine the acceleration (assume uniform) of the dragster
A block of weight 36.1 N is hanging from a rope. The tension in the rope is 48.5 N, pulling upward on the block. What is the magnitude and direction of the acceleration of the block?
You are traveling on an airplane. The velocity of the plane with respect to the air is 130 m/s due east. What is the Velocity with respect to the ground
A dentist's chair with a patient in it weighs 2000 N. The output plunger of a hydraulic system begins to lift the chair when the dentist's foot applies a force of 57 N to the input piston. Neglect any height dissimilarity between the piston and the p..
A positive lens of focal length 40 cm is placed 20 cm behind a negative lens of focal length -80 cm. The final image distance relative to the positive lens is:
One end of a horizontal rope is attached to a prong of an electrically driven tuning fork that vibrates at a frequency 125Hz, What is the speed of a transverse wave on the rope
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