velocity of 3.60m/s² safely without skidding when approaching the next stop on the road. a. Draw the free-body diagram, including all the forces that apply to the problem. b. How would the free body diagram look on the person one the bike if the road was inclined uphill at 18 degrees? How would its deceleration change if the road was increased to 18 degrees? c. If the bieyclist climbs up the hill at a speed of 8.0km/h because of the air resistance. What force would be necessary to climb the hill at the same speed with the same air resistance?

velocity of 3.60m/s² safely without skidding when approaching the next stop on the road. a. Draw the free-body diagram, including all the forces that apply to the problem. b. How would the free body diagram look on the person one the bike if the road was inclined uphill at 18 degrees? How would its deceleration change if the road was increased to 18 degrees? c. If the bieyclist climbs up the hill at a speed of 8.0km/h because of the air resistance. What force would be necessary to climb the hill at the same speed with the same air resistance?

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.19P: Plot the earths gravitational acceleration g(m/s2) against the height h (km) above the surface of...

See similar textbooks

Similar questions

pls send me answer of this question all the parts pls and i will rate you sure, pls solve a,b,c and d and also a and b A 200-kg dragster (racing car) exerts a constant force of 4000 N during a race. The coefficient of kinetic friction between the tires and the pavement is .15. If the drag strip is 1000 m long, determine:a. The net force on the dragster. b. The acceleration of the dragster. c. The time it takes for the dragster to finish the race.d. The dragster's velocity at the end of the race.The dragster now needs to slow down, so it opens a parachute. The force of air drag is 3500 N. The driver also locks the brakes of the dragster, and the coefficient of kinetic friction becomes .75. Determine:a. How long it will take to stop the dragster.b. The distance the dragster travels while stopping.
Qs: Two blocks are connected by a string. Block 1 is on a frictionless surface, while block 2 hangs freely. The string passes over a massless frictionless pulley. Find the acceleration of block 1, if the acceleration of block 2 is equal to 3.8m/s², and the tension in the string. 2.2 Kg 1.4 Kg
A small block (2.25kg) travels along a frictionless path at a speed (6m/s) before it reaches a frictionless semi circular path with a radius of 0.5m. 1) at point A, what is the force exerted by the track on the block? 2) the bottom of the track has a length of 15m with friction. Determine the coefficient of kinetic friction between the block and the bottom of the portion of the track if the block just makes it to point B before coming to rest.
If friction is ignored, the time t (in seconds) required for a block to slide down an inclined plane (see the figure) is given by the formula t= 2a gsin@cos 8 where a is the length (in feet) of the base and g 32 feet per second per second is the acceleration due to gravity. How long does it take a block to slide down an inclined plane with base a 80 feet when 0-60? (Do not feet seconds feet per second Then round to two decimal places as needed.), MUS
A block is pulled along a rough level surface at constant speed by the force P. The figure shows the free-body diagram for the block. FN represents the normal force on the block; and / represents the frictional force. If the coefficient of kinetic friction, HR , between the block and the surface is 0.30 and the magnitude of the frictional force is 80.0 N, what is the magnitude of the normal force FN? mg OA 410 N OB 160 N OC 1.6 N OD.4.0 NA OE 270 N
A block is held against a compressed string when it is released from rest. It then slides around a vertical loop without friction. The setup is shown. A www Rough Smooth A) In terms of the mass of the block m, spring constant k, radius of the loop, R, and the acceleration due to gravity, g. What is the minimum compression distance (from relaxed length) of the spring if the block is to make it around the loop without leaving the track? B) After exiting the loop, the block encounters a rough surface where the coefficient of kinetic friction between the block and the rough surface is µ. What is the minimum stopping distance on the rough surface needed if the block had the minimum speed to stay on the track from part a?
Solve with paper and pencil, scan your solution, and submit online. 15° A person pulls themself up a 0 = 15° incline by the method shown. The combined mass of the person and cart is m = 100 kg, and starting from rest they pull the rope with a force of P = 250 N. Neglect all friction and the mass of the pulleys and wheels. (a) Find the acceleration of the person and cart. (b) How fast is it moving after it has traveled 1 m ?
A block with mass (3 kg) is placed on a plane that is inclined by (35 degrees) to the horizontal. a) What coefficient of friction is required to keep the block from sliding down the plane? 6) If the coefficient of friction is half the value that you computed in part (a), what is the acceleration of the block down the plane? c) Given the same setup as part (b), how far does the block travel along the plane in (4 seconds)?
block C mass = 99 kg block D mass = 66kg horizontal force (H) = 555N and is applied at block D. Angle = 32.779 degrees note: Ignore friction. Computations must follow D'Alembert's Principle or else the solution is null and void. And answers should be in Newtons or KiloNewtons 1.) Calculate the Normal Force of Contact between blocks D and C. 2.) Determine the Block D Acceleration 3.) Determine the Block C Acceleration
The motor exerts a constant force of T (N) on the cable. The final speed of the crate of mass m (kg) is v (m/s). Find the equatlon tidl will define the distance x (m) down the plane that the crate will move, starting from rest. The coefficient of kinetic friction between the plane and the crate is 0.3. The final state is at h = 0 m. 0 (degrees) is the angle between the plane and the horizontal. g = 9.81 m/s?. Crate Motor O !mv /(9.81 * m * sind +T - 0.3 * 9.81 * m * cos0) m O mv / (9.81 * m * sin0 +T+0.3 * 9.81 * m * cos0) m O mv /(-9.81 * m * sin0 – T + 0.3 * 9.81 * m * cos0) m O mv /(9.81 * m* cos0 + T – 0.3 * 9.81 * m* sind) m Clear my choice
2 of 2 3- (KINETICS) The coefficient of friction under each of the weights shown in Fig. is 0,1. Solve of the acceleration of the weights and the tension T in the rope. Neglect the friction and weight of the pulley. 1000 N 1000 N 30 4- (WORK AND ENRGY) A brick stats from rest on a roof that risess cm for each 12 cm and slides for a distance of 4m before reaching the edge of the roof that is 5m above the ground. The coefficient of friction between the brick and the roof is 0,4. Determine the velocity at which brick leaves the roof and the distance from the building to the point where it strikes the ground. W 5m 5- (Power ) An engine attains a velocity of 30 km/h in 2 min from rest in a train of 200 kN weight on a level line. If the resistance is 5 N per kN, find the greatest horse power the engine is developing and also the greatest velocity it can attain if this power is maintained.
In the system shown, a spring is compressed and pushes a mass of 50Kg down the path shown with two different slopes. If the spring has a constant of 25 kN / m, what would have to be the deflection of the spring for the block to reach the limit at 2 m / s? The coefficient of kinetic friction is 0.15 and assume that starting from rest to make the ideal system