Which of the following is not a conservative force? Nuclear force Force due to gravity Viscous drag O Electric force
Q: The parachute on a race car of weight 8,815 N opens at the end of a quarter-mile run when the car is…
A: Given: The weight of the parachute is 8815 N. The initial speed is 33 m/s. The final speed is 0 m/s…
Q: A stone of mass (20 kg) is located on the slope of a hillslope of an angle of (30°). If a wind force…
A: Let m denotes the mass of the stone which is given as 20 kg. Consider θ is the angle made by slope…
Q: The force of gravity is a conservative force. a) True b) False
A: True/False The force of gravity is a conservative force.
Q: The Raleigh dissipation function appears. None of them is correct O No force is action on system O…
A: We all know that,Rayleigh dissipation function, named for Lord Rayleigh, is a function used to…
Q: Which has a higher friction: rubber on ice? or Aluminum on steel? Why?
A: Kinetic and Static coefficient of friction of rubber on ice: kinetic = 0.15 Static = 0.15
Q: A 10 gram pencil is dropped to the ground. Assuming that the pencil is in free fall, what would be…
A: Mass of the pencil is m = 10 g = 0.010 kg We know that under the free fall condition, only 1…
Q: A 2kg body has an initial velocity of 10m/s and is then pulled 4 meters by a force of magnitude 25N…
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Q: A rope is tied to two posts 6 meters apart. A block having a mass of 20kg was hanged at the middle…
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Q: A warning sign inside an elevator of mass 361kg indicates that the maximum load that it can carry is…
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Q: Two objects are attracted to each other. Let's say the attractive force between them is 'F'. If the…
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Q: What force is required to pull a dog in a wagon along a level sidewalk, as in the following figure,…
A: we know that in order to maintain a constant speed the acceleration of the object should be zero.…
Q: (a) Find the aerodynamics drag force on a car traveling at 75 mph if the drag coefficient is 0.4 and…
A: Note:- Since you have asked multiple question, we will solve the first question for you. If you want…
Q: A body of mass 2kg begins to slide down a plane inclined at an angle of 45° with the horizontal. The…
A: Option a correct
Q: calculate the minimum braking distance for a car of mass 1 ton travelling at 11 m/s. The car can…
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Q: A woman exerts a horizontal force of 6 pounds on a box as she pushes it up a ramp that is 5 feet…
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Q: How far will a 75 kg skier traveling at 20 m/s go up a 100 incline that has a coefficient of…
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Q: Does it matter which force we call the action and which force we call the reaction?…
A: According to Newton's third law of motion, Whenever two bodies interact with each other, the force…
Q: 7) A 4 kg block initially at rest is pulled by an 80 N force at 30° on a surface with a coefficient…
A: Given: A block of mass 4kg pulled by a force of 80N with 30° with surface . Coefficient of friction…
Q: A 0.6 ton motor is moving on a leveled highway at a speed of 108 km/hr. How large is a retarding…
A: Given : m = 0.6 ton = 600 kg vo = 108 km/hr = 30 m/s v = 0 m/s because finally the motor stops s =…
Q: A particle of mass 3 kg is moving with constant velocity of magnitude 10 m/s for 20s. The magnitude…
A: Mass of the body m=3 kg Velocity of the body v=10 m/s Time for which the body moves with constant…
Q: A crate with a mass of 15kg is being dragged across the groud at a constant velocity of 2.0 m/s by…
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Q: Give one example in each of the following cases where a force: (a) Stops a moving body (b) Moves a…
A: A force is a push or a pull on an object. A force can change the state of motion. A change in…
Q: while sitting inside a boat you are pulling another identical boat with a rope. As a result of that…
A: The identical empty boat will have greater speed.
Q: Calculate the resultant ground reaction force during the initial contact phase during running (to…
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Q: a cyclist moves up a slope at 19 degrees cy mass is 85 including the bike horizontal angle calc the…
A: Given Mass =85kg θ=19°
Q: What average net force is required to bring a 1500-kg car to rest from a speed of 100 km/h within a…
A: Given, Mass of car = 1500 kg Speed= 100 km/h Distance =55m We need to calculate, Average net force…
Q: A particle of mass M is allowed to fall from rest at a distance b from the origin at which a…
A: Here given a particle of mass M is allowed to fall from rest at a distance b from the origin at…
Q: The four fundamental forces of nature are all field forces. True or False?
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Q: If an objects kinetic energy quadruples while its mass remains constant what was the change of its…
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Q: When a 10mm diameter sphere passes through water at 15° C , at 2m/s (velocity), the drag force is…
A: Given: Diameter of Sphere 1, D1=10 mm Velocity of Sphere 1, V1=2 m/s Drag force of Sphere 1, (Fd…
Q: A mass of 15kg hangs from a rope that is pulling another mass of 10kg on a table with coefficient of…
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Q: A 0.6 ton motor is moving on a leveled highway at a speed of 108 km/hr. How large is a retarding…
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Q: A man who has a mass of 80 kg stands on a bathroom scale in a moving elevator . The reading on the…
A: Given: The actual mass of the man is 80 kg. The apparent mass of the man is 85 kg.
Q: ron Man’s repulsor blasts from his gauntlets can apply a force of about 2220 N. If he appli
A: Given:- Applied force F = 2220 N The mass of the object m = 80.0 kg The distance d = 2.4 m…
Q: Velocity (m s´¹) Y 20- 10- 3 4 Time (s) (Hint: acceleration = slope of v-t graph) 0 1 2 S. 5 X
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