An initially stationary 3.7 kg object accelerates horizontally and uniformly to a speed of 7.6 m/s...
An initially stationary 2.6 kg object accelerates horizontally and uniformly to a speed of 23 m/s in 5.0 s. (a) In that 5.0 s interval, how much work is done on the object by the force accelerating it? What is the instantaneous power due to that force (b) at the end of the interval and (c) at the end of the first half of the interval?
An initially stationary 4.1 kg object accelerates horizontally and uniformly to a speed of 9.4 m/s in 3.6 s. (a) In that 3.6 s interval, how much work is done on the object by the force accelerating it? What is the instantaneous power due to that force (b) at the end of the interval and (c) at the end of the first half of the interval?
An initially stationary 1.6 kg object accelerates horizontally and uniformly to a speed of 21 m/s in 3.4 s. (a) In that 3.4 s interval, how much work is done on the object by the force accelerating it? What is the instantaneous power due to that force (b) at the end of the interval and (c) at the end of the first half of the interval? (a) Number352.8 (b) Numbers (c) Number units Units w units7 w the tolerance is...
An initially stationary 2.0kg object accelerates horizontally and uniformly to a speed of 10m/s in 3.0s. In that 3.0s interval, how much work is done on the object by the force accelerating it? What is the instantaneous power due to that force at the end of the interval and at the end of the first half of the interval?
an initially stationary 2kg object accelerates horizontally anduniformly to a speed of 10m/s in 3s a)in that 3s interval how much work is done on the object by theforce accelerating it? what is the instantaneous power due to that force b)at the end ofthe interval and c) at the end of the first half of theinterval?
An object initially moving at 12 m/s accelerates uniformly to 33 m/s in 16 s. It continues to move at this speed for 15 s and finally comes to rest with uniform acceleration in 25 s. Calculate: (a) the acceleration in the first 16 s; (b) the total distance moved; (c) the acceleration in the last 10 s; (d) the average speed in the first 30 s.
A 1.50 ✕ 103-kg car starts from rest and accelerates uniformly to 15.2 m/s in 12.7 s. Assume that air resistance remains constant at 400 N during this time. (a) Find the average power developed by the engine. hp (b) Find the instantaneous power output of the engine at t = 12.7 s, just before the car stops accelerating. hp
A 1.50 ✕ 103-kg car starts from rest and accelerates uniformly to 17.0 m/s in 12.5 s. Assume that air resistance remains constant at 400 N during this time. (a) Find the average power developed by the engine. hp (b) Find the instantaneous power output of the engine at t = 12.5 s, just before the car stops accelerating. hp
In a laboratory experiment, an initially stationary electron (mass = 9.11 x 10-31 kg) undergoes a constant acceleration through 1.5 cm, reaching a speed of 4.0 x 106 m/s at the end of that distance. What are (a) the magnitude of the force accelerating the electron and (b) the electron's weight? (a) Number Units (b) Number Units
An object weighing 3.7 kg is suspended from the ceiling of an accelerating truck. If the truck accelerates in the positive x-direction at a rate of a = 5.66 & m/s2, find: (a) The tension in the string. 41.87 N (b) The direction of the string from the object to where it is tethered. S =511 X +524 X 2 2/2 points Previous Answers Forces for Gerard Besides the gravitational force, an object weighing 2.11 kg is subjected to a...