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- B. inclined track with hanging mass (no friction) T:0011csleyd 1. Set up your track with some angle of inclination 0, as shown in the following figure. Sudinatus ort adr et ma olen s gools botsiolooo 1189 8 to noilor lliw moilom cart a'notwold po 121 cm motion detectors br angle of track: 2.7° predicted acceleration: II. sb uaite track RBO 997 Oute (Pres FIBO rise of I di o no 0 12.70 inomglupa 22sm gaigned ban olluq diw beT 1013515b nonoM 1. Measure the angle of your track. Draw a free body diagram for the cart. (Free body diagram for the hanging object should be the same as in part A.) Predict the acceleration of the cart. de istugmo the I obuoat and the 26.5cm pulley object odont - (noitoll on) szem guigaad diw does all.A A noiros2 101 qu 198 odi awoda wolod sugit odt 150g 1010919b noilomA 60.0 kg skier is moving down a snowy hill inclined at 5 degrees above the horizontal withan acceleration of 0.4m/s2a. What is the acceleration of the same skier when she is moving down a hill with aslope of 10 degrees? Assume that the coefficient of friction is the same for bothcases.b. How much time will it take her to move 25.0m along 10 degree slope?c. After 25.0m, the slope levels out and becomes flat and smooth. She skis into asnowbank which slows her to a stop in a distance of 0.80m. How much forcedoes the snowbank exert on her?d. How much force does she exert on the snowbank?A 150-kg bag of rocks weighs 3200 N on Planet X. What is the acceleration due to gravity of Planet X? A. 21.3 m/s/s B. 480,000 m/s/s C. 3050 N D. 0.047 m/s/s
- If your mass on Earth is 55kg, what is your mass on the moon? a. 55kg c. 550 kgb. 55 N d. 550 N41. A woman driving a 2000 kg car at 15 m/s fully applies the brakes 50. m from a stoplight. If the car stops 5.0 m before the light, what is the magnitude of the average force applied by the brakes?A. 4100 NB. 4500 NC. 5000 ND. 45000 N5. A 16,000 lb airplane starts from rest and has a uniform acceleration of 4 ft/s*. If it requires a speed of 90 ft/s to take off, find: a. the minimum run for the take-off. b. the minimum time from rest to take-off. c. the net engine thrust available for the said acceleration.
- A 500 kg trailer being pulled behind a car is subject of a 100 Newton resistance force due to friction. WHat force must the car exert on the trailer if the trailer is to move a. at a constant speed of 25 km/hr? b. forward with ana cceleration of 2.0 m/s^2 c. starting from rest (a=k), the car and trailer travel 150 m in 10 s?An astronaut weighing 236 lbs on Earth is on a mission to the Moon and Mars. a.What would he weigh in newtons when he is on the Moon? The acceleration due to gravity on the Moon is one-sixth that on Earth? b. How much would he weigh in newtons when he is on Mars, where the acceleration due to gravity is 0.38 times that on Earth? c. What is his mass in kilograms on Earth?A 4 kg bowling ball is dropped from a building, and accelerates down toward the earth at 9.8 m/s^2. Next, a 8 kg bowling ball is dropped from the same building. What acceleration will it experience? A. 9.8 m/s^2 B. 19.6 m/s^2 C. 4.9 m/s^2 D. It cannot be determined
- QUESTION 4 Zach, whose mass is 70 kg, is in an elevator going up at a constant speed of 2.0 m/s. Match the answers with questions. Use g = 10.0 m/s². What is the net force on Zach? What is the weight force on Zach? (This is Zach's true weight.) A. 140 N B. 70 kg C. -70 kg ✓ What is the normal force on Zach? (This is Zach's apparent weight.) D. -140 N E. 700 N F. ON G. -700 N1. The brakes of a 1000kg car exert 3000N How long will it take the car to come to a stop from a velocity of 30 m/s? How far will the car travel during this time? 2. Draw the FBD of the following. An egg is free-falling from a nest in a tree. Neglect air resistance. A rightward force is applied to a book in order to move it across a desk with a rightward acceleration. Consider frictional forces. Neglect air resistance.On planet X, a 5.0 X 101 kg bar can be lifted with a force of just 180 N. a. What is the acceleration of gravity on planet X?