How fast was he running at first

Reference no: EM1322124

Q1. A uniformly accelerating train passes a green light signal at km hr it passes a second light 125m farther down the track 0s later what is the trains acceleration? What is the train's velocity at the second light?

Q2. A 115kg fullback runs at the line of scrimmage.

(a) Find out the constant force that must be exerted on him to bring him to rest in a distance of 1.2 m in a time interval of 0.20 s.opposite the fullback's direction of motion

(b) How fast was he running at first?

Reference no: EM1322124

Questions Cloud

What are the x and y components of each vector : A computer is reading data from a rotating CD-ROM. At a point that is 0.030m from the center of the disk, centripetal acceleration is 120m/s2. What is the centripetal acceleration at a point that is 0.05 m from the center of disc.

What coordinate on x axis is the electric field produced : A passenger train is travelling at 31 m/s when the engineer sees a freight train 351 m ahead of his train travelling in the same direction on the same track. The freight train is moving at a speed of 5.6 m/s.

What will the period of oscillation of the object : An object that hangs form the ceiling of a staionary elevator by an ideal spring scilliates with a period T. If the elevator accelerates upward 2g , what will the period of oscillation of the object ?

How far away did the shell hit : A ball is thrown upward at a speed v0 at an angle of 50.0° above the horizontal. It reaches a maximum height of 7.5 m. How high would this ball go if it were thrown straight upward at speed v0.

How fast was he running at first : Find out the constant force that must be exerted on him to bring him to rest in a distance of 1.2 m in a time interval of 0.20 s.opposite the fullback's direction of motion.

Find the period of oscillation : The quartz crystal in a digital watch has a frequency of 32.8 kHz. What is its period of oscillation?

Find out the amount of time the shell is in motion : One mole of an ideal gas is heated so that T = AP2, where A is a constant and P is the pressure. The temperature changes from T0 to 4T0. Find out the work completed by the gas. (Use the following as necessary: T0, P0, and V0.)

A race car can be solved with a constant acceleration : If the car is going 55m/s, how many meters will it travel before it stops? How many meters will it takes to stop car going twice as fast.

Find the acceleration of the object : An object is oscilliating on a spring with a period of 4.60 s . At time t= 0.00 s the object has zero speed and is at x = 8.30 cm . What is the acceleration of the object at t= 2.50 s ?

User Account

All Pages