A 1100 kg car with an 85 kg driver are attempting a loop at a stunt car rally. If the diameter of the loop is 12 m, what speed must the car travel so that the driver feels a normal force, at the peak of the loop, equivalent to his weight force.

Q: 44. GO A special electronic sensor is embedded in the seat of a car that takes riders around a…

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Q: A highway exit ramp was constructed at an angle of 12 degrees and has a radius of 54m. What speed…

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Q: A roller coaster have a velocity of 9.5 m/s as it goes thru a loop where R = 6.7 meters.  What…

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Q: A 35.0-kg child swings in a swing supported by two chains, each 3.06 m long. The tension in each…

A: Given,  Mass of child = 35 Length of chains = 3.6 m Tension = 434 N (a) child's speed at lowest…

Q: Part of a roller-coaster ride involves coasting down an incline and entering a loop 6.8…

A: mg(h - 2R) = (1/2)mv2andmv2/R - mg = mgsolve for h

Q: A space traveller weighs herself on Earth at a location where the acceleration due to gravity is…

A: The weight of a person is given by the expression W=mgm is the mass of the substanceg is the…

Q: A 2.353E+3-kg race car travels around a flat, circular track at a constant speed of 74.5 m/s. The…

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Q: Part of a roller-coaster ride involves coasting down an incline and entering a loop 8.20 m in…

A: Given, the diameter of the loop is 8.2 m. So the radius of the loop, R=4.1m   Let the mass of the…

Q: (a) Calculate the magnitude of the gravitational force exerted on a 450-kg satellite that is a…

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Q: ou are exiting a highway and need to slow down on the off-ramp in order to make the curve. It is…

A: Frictional force of mass m with coefficient of static friction μ, =μmg Centripetal force of mass m…

Q: omi was on vacation and went to scale Mt. Banahaw. Her weight at the base of the mountain is 540 N;…

A: Weight = mg Since m is constant so Percentage decrease in weight = percentage decrease in…

Q: A raindrop has a mass of 5.3 x 107 kg and is falling near the surface of the earth. Calculate the…

A: Given Data :mass of the raindrop m = 5.3×10-7 Kglet g denotes the acceleration due to gravityg = 9.8…

Q: A car travels at 17 m/s without skidding around a 35 m radius unbanked curve. What is the minimum…

A: Given, Speed of the car, v = 17 m/s radius of the unbanked curve, r = 35 m

Q: as the speed of the turntable increases until it reaches a rate of 60 revolutions per minute and…

A: Given:-  The distance of the coin from the center of the turntabled = 0.2 m.The coin remains in…

Q: A 94109410‑kg car is travelling at 27.827.8 m/s when the driver decides to exit the freeway by going…

A: Given values:Mass of the car, M = 94109410 kgInitial velocity of the car, u = 27,827.8 m/sCoasting…

Q: A really old 1500kg car without ABS brakes is traveling on a flat, horizontal road ay 75mph when the…

A: Given m=1500 Kg (mass of car) u=75 mph (initial velocity) Since 1mph=0.447 m/s u=75×0.447=33.525 m/s…

Q: Part F A microwave oven of mass 10.0 kg is pushed a distance 8.45 m up the sloping surface of a…

A: The oven of mass 10 kg is being pushed up an incline angled at 38.6 with the horizontal. The oven is…

Q: A 1.0 × 10³-kg plane is trying to make a forced landing on the deck of a 2.0 × 10³-kg barge at rest…

A: The frictional force on the plane is, f = 14×weight of plane = 14×1×103×10 = 2500N So, the…

Q: A jet dives vertically at a speed v=186 m/s, before pulling out the dive along a circular arc. The…

A: speed of jet (v) = 186 msacceleration (a)= 7.2 g = 7.2×9.8 ms2= 70.56 ms2Mass (m) = 92 kg

Q: You are driving a car. You pass over a speed breaker, whose shape is roughly a semicircle of radius…

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Q: You are driving your car through a roundabout that has a radius of 9.0 m. Your physics textbook is…

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Q: Miniature black holes. Left over from the big-bang beginning of the universe, tiny black holes might…

A: Mass of black hole ( M ) = 3 ×1011 kg Acceleration due to gravity ( g ) = 9.83 m/s2 Mass of body ( m…

Q: the seat on a rider is equal in magnitude to the rider's weight. From what height above the bottom…

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Q: A 5.7-kg rock and a 4.6 x 10-4-kg pebble are held near the surface of the earth. (a) Determine the…

A: Mr = 5.7 kgMp = 4.6 x 10-4 kgMr - mass of the rockMp - mass of the pebble

Q: In an old-fashioned amusement park ride, passengers stand inside a 4.6-m-diameter hollow steel…

A: Given: diameter of the cylinder, d=4.6 m co-efficient of static friction range, μs=0.60-1.0…

Q: A box with mass m = 2.025 kg slides down a ramp that has the angle θ = 29.2°. The kinetic…

A: Given data: Mass, m = 2.025 kg θ = 29.2° Coefficient of kinetic friction, μk=0.208

Q: A 560 g yo-yo is swung in a vertical circle, on a string that is 1.3 m long. If the string can…

A: Write the given values with the suitable variables. m=560 g=0.560 kgr=1.3 mTmax=25 N Here, m, r, and…

Q: A 1800 kgkg car starts from rest and drives around a flat 50-mm-diameter circular track. The forward…

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Q: An elementary school science project portrays the inner solar system with a series of hanging,…

A: Given:-  We have given the four different masses are connected to each other as shown in the figure…

Q: You are entering the bungee-jumping business and must design the bungee cord. The jump will be from…

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Q: A car is rounding a tight curve on a winding road. If the radius of curvature of this curve is 10.0…

A: Given data The gives the radius of the road is R = 10 m The static friction is given as μs = 0.80.…

Q: An airplane maintains a constant speed of 277 m/s as it travels around a vertical circular loop…

A: Given:

Q: Consider a 5-kg block accelerating downwards on a frictionless plane inclined at 35 degrees from the…

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Q: Four of your PHSE 212 classmates, Henco, Elana, California, and Maloma, were studying for the SU 2…

A: The centrifugal force on a body in circular motion is given by Fc = mv2r, where m = the mass of the…

Q: An American football player pushes horizontally (with a force of 91 N) on a heavy dummy bag…

A: F1 = 91 N F2 = -x3 + 3x2 + 91d1 = 3.8 m d2 = 3.8 m

Q: Part of a roller-coaster ride involves coasting down an incline and entering a loop 7.30 m in…

A: Given data *The given diameter is d = 7.30 m *The acceleration due to the gravity is g = 9.8 m/s2…

Q: C A 6.0-kg rock and a 4.0 × 10-4-kg pebble are held near the surface of the earth. (a) Determine the…

A: The problem is asking for the gravitational force exerted on a rock and a pebble by the earth. The…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!