Calculate the effort force for the following situation. 15 N V 12 N 35 cm 26 cm 42 cm

Q: A cannon launches a 4.0 kg bowling ball with 50 J of kinetic energy. What is the bowling ball's…

A: Kinetic Energy = 50 J Mass of the ball = 4kg

Q: During a tug-of-war, team A does 2.20×10 5 J of work in pulling team B 8.00 m. What average force…

A:

Q: A mover pushes on a heavy crate with a force of 655 N for a distance of 6 meters in 9 seconds. Find…

A: The rate of doing work is called power.  P = Worktime

Q: The moon has a mass of 7.348 X 1022 kg and is 384.4 X 105 km from the Earth, which has a mass of…

A: Let mm be the mass of moon, me be the mass of earth, r be the distance between earth and moon, and G…

Q: Weight (lb) 70 170 Weight (N) 0.18 80 Height of single step (m) Number of steps climbed Total height…

A: The weight in Newton is given by W=170 lb4.4482216153 N1 lb=756 N The total height he climbed is…

Q: How much work is needed to accomplish a certain task 4x longer if the power is still the same?

A: In this question we have to answer how much work is needed to accomplish a certain task 4 times…

Q: Find kinetic energy mass of object=44 kg Velocity=21 m/s

A: Given data:  Mass (m) = 44 kg Velocity (v) = 21 m/s Required: The kinetic energy (KE)

Q: Which of the following is the SI unit for gravitational kinetic energy? O Kilogram O Newton Second…

A: The SI unit of energy is Joule. This unit of energy is applicable to any form of energy,…

Q: Compare the work required to accelerate a car of mass 2000 kg from 30.0 to 40.0 km/h with that…

A: According to the work energy theorem,

Q: In comparison to a gradual ramp, a steeper ramp results in:  1) work to be done to get to the top…

A: Let in both situation person climb up to h height from the ground slowly.  Then work done,…

Q: A man on a sleigh has a total mass of 137.6 kilograms. The sleigh starts from rest and slides down a…

A: Given Data:  Total Mass, M=137.6 kg Initial velocity, u=0 m/s Final velocity, v=6.2 m/s

Q: Which one of the following quantities is NOT measured using the standard unit of Joules? O a.…

A: We need to determine the units of given options and check which is not Joules.

Q: A 67 kg student traveling in a car with a constant velocity has a kinetic energy of 1.8 x 10^4 J…

A:

Q: Quèstion 1 A 10 kg object is released at the top of a building 100 m high. If the force of air…

A: Given data, Mass of the object = 10 kg Height of the building = 100 m Air resistance = 10 N

Q: 2, 3 If the units of your answer are kg · m"/s", which of the following types of quantities could…

A: power is work per unit time .  so it unit is kgm2/s3

Q: Velocity Mass = 18 kg Calculate kinetic energy? 11 15 m/s

A: Given data:  Velocity (v) = 15 m/s Mass (m) = 18 kg Required: Kinetic Energy (KE)

Q: A lever has the following dimensions: Resistive force distance: 15 cm Effort force distance: 85 cm…

A:

Q: If the unit of your answer is kg m/s, which of the following types of quantities could your answer…

A: Power = work/time = (F s)/t = (m a s )/t            = (Kg * (m/s2)*m)/s             = Kg m2/s3

Q: If the spring powered toy gun in the previous problem is fired straight up, how high would the…

A: Let the mass of the ball be M, the spring constant of the spring be k, and the distance up to which…

Q: An object has a kinetic energy of 300 J. The object's mass is tripled, the sıze of the object is…

A:

Q: A parachutist glides to the ground at a rate of 14 feet per second. Complete the work to find this…

A: Given data:  Speed of parachutist = 14 feet per second Required: Speed in miles per hour

Q: The unit of . .is Kg.m/s2. * Mass O Power O Energy Acceleration Weight

A:

Q: An object is launched vertically downward at a speed of 30 m/s from a height of 3 km. What is its…

A:

Q: A 70 kg man runs up a long flight of stairs in 4 s. The vertical height of the stair is 4.5m.…

A: mass of man (m) = 70 kg time t = 4s height h =4.5 m

Q: A car is towed using a force of 1300 newtons. The chain used to pull the car makes a 23° angle with…

A: Given data:  Force (F) = 1300 N Angle with horizontal (θ) = 23° Displacement (d) = 9 km Required:…

Q: the force exerted by a machine is called the ____ A. effort force B. resistance force C.…

A: Please see the answer in step 2.

Q: Calculate the work done by a 53 N force pushing a pencil 16cm

A: Given data:      Force, F = 53 N       Displacement, d = 16 cm = 0.16 m

Q: A moving cart has a mass of 2.0 kg. It has 100 joules of kinetic energy. The velocity of the car is…

A: Given Mass of moving cart , m= 2.0 kg Kinetic energy it has , K = 100 joules To find  Velocity of…

Q: A 800-lb force F acts at point A as shown. 2 m A 40° 4 m F

A:

Q: Which of the following is the SI unit for gravitational kinetic energy? Watt Second Newton Work…

A: Unit of Gravitational potential energy is Joule which same as unit of work .

Q: During a penalty kick, a soccer player kicks a 0.440 kg soccer ball at 29.0 m/s. At what speed must…

A:

Q: choose the right answer which can affect the amount of kinetic energy of a body a. mass and…

A: The kinetic energy is the quantity of a body that is possessed by the body due to the velocity…

Q: Which of the following is the SI unit for gravitational electric power? Work Meter O Kilogram Watt…

A:

Q: Which of the following is/are vector quantity? Temperature Work Kinetic Energy Momentum Power Select…

A: Vector quantity has magnitude and direction.

Q: A ball is thrown upward with an initial velocity of 15.0 m/s at an angle of 65.0 above the…

A:

Q: 34 Ji One of the following could be a kinetic friction coefficient pk: 0.15 NO 0.15J O 0.15 O 0.15…

A: Answer: Kinetic Friction: Kinetic friction is represented as the type of friction which is…

Q: A block of mass 8 kg moves in a straight line On a friction horizontal surface (u = 0.35), its…

A:

Q: 1.2Compute the number of watts which is equivalent to 15 horsepower using the following equivalents.…

A: Power (P) = 15 horsepower To convert : The given power into units of WATTS

Q: A 58 kg student traveling in a car with a constant velocity has a kinetic energy of 1.7 × 104 J.…

A:

Q: The power required for an object sliding on a rough, level surface to overcome friction is P = -bv,…

A: Given data: Power required to overcome friction P = -bv Here, v = speed of the object Required: The…

Q: Which of the following groups does NOT contain a scalar quantity? a) displacement, acceleration,…

A:

Q: The figure shows a 100kg block being released from rest from a height of 1.0m. It then takes it…

A:

Q: Which of the following is not an acceptable form of units for the concept of power? i) W ii) - kg-m2…

A: Power is the transfer of energy or the conversion of energy per unit of time.

Q: Which one of the following statements concerning kinetic energy is true? A Kinetic energy is…

A:

Q: A professor’s little car can climb a hill in 10 s. The top of the hill is 30 m higher than the…

A: Mass  , m = 1000 kg  Height of hill , H = 30 m Time required , T = 10 s To find = power output of…

Q: Which of the following is an acceptable unit for kinetic energy? N т ON m m O kg m O kg

A:

Q: A horizontal meter stick has a mass of 201 g. Three weights ride on the meter sti and 197 g at 92.3…

A:

Q: Find kinetic energy Mass of car-25 kg Velocity=10 m/s

A: Given data : Mass=m Velocity=V   To find : Kinetic energy

Q: WORK = (YOUR WEIGHT IN NEWTONS) X (HEIGHT OF STAIRS IN METERS) Work (Joules) = force (N) x distance…

A: