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If a car shifts gears from first to second after 5 seconds, when the speed is 60mph. Second to third happens after 10 secondswhen the speed is 85 mph. Its speed is 110 after 15seconds.A) Find the time taken to complete .25 miles from rest.B) Find the instantaneous velocity at the 5 second mark?C) What is the Average velocity during the first 5 seconds?D) What is the average acceleration during the first 10seconds?E) At what time is the instantaneous acceleration equal to theacceleration found in D?
A person with mass m1 = 59.0 kg stands at the left end of a uniform beam with mass m2 = 93.0 kg and a length L = 2.9 m. Another person with mass m3 = 68.0 kg stands on the far right end of the beam and holds a medicine ball with mass m4 = 13.0 kg
A solid uniform 3.25kg cylinder, 60.0cm in diameter and 12.4cm long, is connected to a 1.50kg weight over two massless frictionless pulleys, How fast is the cylinder turning at this instant
Soda are made fizzy by the carbon dioxide (CO2)dissolved int he liquid. An amount of carbon dioxide equal to about8.0 L of carbon can be dissolved in a 2-L bottle of soda. The molarmass of CO2 IS 44g/mol.
Of the charge Q initially on a tiny sphere, a portion q is to be transferred to a second, For what value of q/Q>0.5 will the electrostatic force between the two parts have 1/2 of the maximum possible value
q1. wire carries a stable current of 2.60 a. a straight section of the wire is 0.750 m long and lies along the x axis
A current of 22.0 mA is maintained in a single circular loop of 1.90 m circumference. A magnetic field of 0.830 T is directed parallel to the plane of the loop. Calculate the magnetic moment of the loop
A tennis ball is hit with a speed of 27 m/s at an angle of 45o. It lands on the flat roof of a 13-m-tall building. What is its velocity at landing
A 210 g, 49 bcm diameter turntable rotates on frictionless bearings at 54 rpm . A 25 g block sits at the center of the turntable. A compressed spring shoots block radically outward along a frictionless groove in the surface of the turntable.
Are there transitions of higher or lower energy that are not seen? How many total transitions are there for hydrogen
q1. a pipe open at one end has a fundamental frequency of 256 hz. a second pipeidentical to first pipe is shortened by
A motorcycle is traveling up one side of a hill and down the other side. Determine the maximum speed that the cycle can have while moving over the crest without losing contact with the road
A glass lens with radii R1=+3.0cm and R2=+3.0cm has an index of 1.60 and a thickness of 3.0cm. Calculate the primary and secondary principle points
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