R5 R1 V2 V3 V1 R4
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Q: IUWGZ A bullet moving 170 m/s strikes a brick wall and comes to rest 3.6 cm inside a brick. If the…
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Q: 15. A skier is at the top of a frictionless hill. The hill makes an angle of 30.0° relative to the…
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- The two masses shown in the figure are each initially 1.8 m above the ground, and the massless frictionless pulley is 4.8 m above the ground. 1.8 m 4.8 m 2.2 kg 3.6 kgSam (75 kg) takes off (from rest) up a 50-m-high, 10° frictionless slope on his jet-powered skis. The skis have a thrust of 200 N. The thrust is turned off at the end of the ramp. How far does Sam land from the base of the cliff? Start 10⁰ 50 m 10⁰You throw a ball on planet X where g is not the same as on Earth. The figure below shows the vertical velocity of the ball after it leaves your hand. Air resistance is not important. v(m/s) 18.0 12.0 6.0 -6.0 -12.0 -18.0 1.0 2.0 3.0 t(s)
- - 46 and R4 = 24 For the following configuration, V,=44 V, R, =2 k2, R2=9, R3 = k2. Vo = ... V R2 R1 R3 R4 السؤال 11 من 18 >« يقوم الانتقال إلى سؤال آخر بحفظ هذا الردA 20kg block and a 2kg block are falling with no air resistance. What is the gravitational force on the 20kg block?Model Mass Initial Velocity Final Velocity Speed Limit Road Conditions Time of Day Lamborghini Aventador 1,550 kg ?? 14.25 mph (6.64 m/s) Car A 35 mph (15.64 m/s) Icy 3:27 p.m. Based on the evidence, write a scientific explanation that determines whether or not Car A was speeding when it collided with Car B. Subaru Outback 2,100 kg 0 m/s 14.25 mph (6.64 m/s) Car B
- Figure R₁ R6 R₂ www R5 R3A 4.0 kg car is traveling around a vertical loop with a radius of 2 m. What is the minimum speed needed for the car to successfully make it around the loop? A.2.0 m/s B.20 m/s C.4.5 m/s D.1.0 m/sA 15 foot ladder is resting against the wall. The bottom is initially 10 feet away from the wall and is being pushed towards the wall at a rate of 4 ft/sec. How fast is the top of the ladder moving up the wall 12 seconds after we start pushing? 2.
- 0 cm 10.0 cm 35.0 N 45.0 cm xcm 30.0 N 3. What is the value of the force at 40.0 cm in the diagram below? 0 cm 40.0 cm 25.0 N (x) N 50.0 cm 100.cm 30.0 N8. You are riding a roller-coaster going around a vertical loop, on the inside of the loop. If the loop has a radius of 55.0 m, how fast must the cart be moving in order for you to feel 2.75 times as heavy at the bottom of the loop? X 44.96 m/s E 30 J R V 96 T FO G B MacBook Air 20 Y H & 7 N w 8 CHI M ( 9 K MOSISO FO O P command optionQUESTION 19 When a car gets to the bottom of a hill, the driver releases the accelerator so that the car coasts up the hill. If the car reaches a vertical height of 10 m from the bottom of the hill, what was the initial speed of the car at the bottom? (Neglect rolling friction and assume that the car does not slide.) а. 14 m/s b. 10 m/s C. 16 m/s d. 18 m/s е. 12 m/s