first car has a speed of them to meet together.
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- The chain OA is 25 ft long and weighs 5 lb/ft. Find the maximum force in the chain and the distance H.A compact car travels 30 mi on one gallon of gas. Determine the gas mileage of the car in km/L. Note that 1gal=3.785L.A truck starting from rest is accelerated at the rate of 0.218 m/s2. Find the distance travelled by truck in 18 seconds.
- In Figure Q3, Car A is traveling on a straight road while Car B is traveling on a circular road. The speed of Car A is increasing at the rate of a m/s2 and the speed of Car B is decreasing at the rate of 3 m/s2.a.) if the blocks are pulled with a force of 100N at the same angle, how fast are the blocks moving after 3 seconds? b.) what is the total distance travelled?Given : C 375 N block (C) is a hoisted by the pully system and motor M. The motor has an efficiency of 0,85. At this instant, point P on the cable has a velocity of 0,6 m/s which is increasing at a rate of 1,2 m/s2. Neglect the mass of pulleys and cable. Find: The power supplied to the motor at this instant.
- 1. From the standpoint of the pulley and motor system as shown in the figure. The motor begins to wind the cable reel to pull the box at a speed of Va = 3t^2 ?/? by t in sec. Find the time it takes to lift the box to a height of 7 meters.the weight of the trailer is 2130kg, the weight of the tow truck is 6000kg and the slope of the truck is 2% going on a ramp. The speed of 69km/h when first entering the ramp and 320m along the ramp, then 93km/h is the speed. (i) find the total average force on the wheels of the truck. (ii) calculate the average force between the truck and the trailer.An automobile starting from rest speeds up to 72 kph with a constant rate of 4 m/s2, runs at this speed for a time, and finally comes to rest at a rate of 5 m/s2. If the total distance travelled is ½ km, what is its average speed for the whole trip?
- 4. A concrete weight of 125 kg is released from standstill and a log of mass 200 kg is moved along an inclined area of 30° to the horizontal.When the concrete weight is moved down 5 m, find that 1. What is the speed of the log? 2. What is the movement time of the concrete drum?Show solution how to find d2y/dx2 , d3y/dx3 , and d4y/dx4 when The given is x = t3 + t and y = (3/2)t4 + t2The 100 kilogram man is walking on the 60 kilogram car at a relative speed of 3 meters / second relative to the car. What will be the speed of the car?