69. •A locomotive pulls 10 identical freight cars. The force between the locomotive and the first car is 100,000 N and the acceleration of the train is 2 m/s. There is no friction to consider. Find the force between the ninth and tenth cars. SSM

Q: Vantablack absorbs 99.965% of all the light at a wavelength of 663nm. The carbon nanotubes are made…

A: Ventablack absorbs 99.965 % of all the light at a wavelength of 663 nm. Graphene reflects 30% of the…

Q: 81. •In a mail-sorting facility, a 2.5-kg package slides down an inclined plane that makes an angle…

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Q: The a and b blocks connected to each other move with the effect of a force of 200 N. Since it is…

A: Force is nothing but a push or pull. According to newton's second law of motion when an external…

Q: • Pulling up on a rope, you lift a 7.27-kg bucket of water from a wellwith an acceleration of 1.24…

A: Let T denote the tension in the rope, m denote the mass of the bucket, and a denote the acceleration…

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Q: A 2-kg object is thrown upwards with an initial velocity of 16 m/s. At the peak of the trajectory,…

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Q: 1. Are the following statements True or False? ● ● ● All moving objects have a natural tendency to…

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Q: A 13 kg object undergoes an acceleration given by a = (4 î - 3) m/s. The magnitude of the resultant…

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Q: •57 ILW A block of mass m1 = 3.70 kg on a frictionless plane in- clined at angle 0 = 30.0° is…

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Q: 6. • • ● Two boxes are at rest on a horizontal table. The bottom box is pushed with a constant force…

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Q: •38 A 40 kg skier skis directly down a frictionless slope angled at 10° to the horizontal. Assume…

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Q: A block is acted upon by a force F causing it to accelerate on a horizontal plane. While the block…

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Q: •55 SSM ILW WwW. Two blocks are in contact on a frictionless table, A horizon- m2 tal force is…

A: According to Newton's second law F = ma

Q: • Problem No. 2: Kinetics of Rectilinear Motion The mass of the trailer is 2500 kg and tension on…

A: Given data: The mass of trailer is m=2500 kg. The tension in rope is T=0.25t(t+3) N.

Q: • A child goes down a playground slide with an acceleration of 1.26 m/s. Find the coefficient of…

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Q: A person on a scooter is accelerating 2 m/s'. If the person has a mass of 50 kg, how much force is…

A: Given: A person on scooter is accelerating(a)= 2m/s2 The person has a mass (m)= 50kg

Q: FORCE 1 FORCE 2 F (N) F (N) 1.2 1.2- 1.0 1.0- 0.8 0.8- 0.6 0.4 0.2- 0.0- 0.0 0.6- 0.4- 0.2- ( (m)…

A: Work done is defined as the product of force and the displacement along that force. In a force and…

Q: A ball rolls off of a table with a horizontal velocity of 5 m/s. If the table is 2 meters tall,…

A: GivenA ball rolls off of a table with a horizontal velocity of 5 m/s. If the table is 2 meters tall,…

Q: 81. ••In Figure 4-47, the block on the left incline is 6 kg. Find the mass of the block on the right…

A: Mass on left incline (M) = 6 kg Angle of incline on the left side (θ1) = 60oMass on right incline =…

Q: 50. •A 25-kg crate rests on a level floor. A horizontal force of 50 N accelerates the crate at 1…

A: Mass of crate (m) = 25 kg Applied force (F) = 50 N Acceleration (a) = 1 ms2

Q: Consider a car moving along a straight horizontal road with a speed of 72km/h. If the coefficient of…

A: Given, Initial velocity of car, u = 72 km/h = 20 m/s Final velocity of car, v = 0 static friction…

Q: 34 - A metallic ball is tied to the end of a 4 m long rope and V = 20m / s is rotated. Since the…

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Q: 92. •A curve that has a radius of 100 m is banked at an angle of 10° (Figure 5-42). If a 1000-kg car…

A: The free body diagram of the system is given below:…

Q: •4 A slide-loving pig slides down a certain 35° slide in twice the time it would take to slide down…

A: The free-body diagram of the pig moving on a frictionless slide is given below.

Q: terring to Example Suppose that the contact force between the boxes to have a magnitude of 5.00 N,…

A: Given: Contact force f=5 N Applied force,F=20 N = F = 20 N Mass of box 1, m1=10 kg

Q: • An object has an acceleration of 6.0 m/s/s. If the net force was tripled and the mass were…

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Q: 18. A 0.20 kg object moves along a straight line. The net force acting on the object varies with the…

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Q: 56. **A 2.85-kg object is held in place on an inclined plane that makes an angle of 40° with the…

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Q: 8 -   A force of 10 N is applied to a stationary object of mass 2 kg for 5 seconds. How many meters…

A: Given Mass of an object is m= m= 2 kg Applied force is F=10 N Time taken is t= 5 seconds

Q: 85. •A 30-kg golden retriever stands on a digital scale. If the dog and scale are positioned in a…

A: The reading scale will measure the normal reaction due to all the forces

Q: Question 10 The SI unit of coefficient of friction is a. no units b. N/m c. N m/s d. m/N

A: Introduction: The force of friction is a resistive force which opposes the motion of the object, the…

Q: 6) Two masses, m, = 1.3 kg and m, = 1.6 kg, are attached to the ends of a string and the string is…

A: Given: mass, m1= 1.3kg mass, m2= 1.6kg Solution: Now, here let tension be 'T'

Q: Rocket sleds were used to test aircraft and its effects on human subjects at high speeds. It is…

A: T=Thrust of one enginef=Frictional force=650 Nm=Mass of rocket=2100 kga=Acceleration of the…

Q: ••46 An elevator cab is pulled upward by a cable. The cab and its single occupant have a combined…

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Q: 54. **A 2-kg box rests on top of a 5-kg crate (Fig- ure 5-32). The coefficient of static friction…

A: The mass of the box is m = 2 kg. The mass of the crate is M = 5 kg. The tension in the string is…

Q: • A child goes down a playground slide that is inclined at an angleof 26.5° below the horizontal.…

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Q: A 1500 kg car is brought to rest by a constant brake force from a speed of 100 km/h within a…

A: Since we answer up to one question, we will answer the first question only. Please resubmit the…

Q: Q2) Calculate the acceleration of a particle of mass (m = 6.68x10-25 kg) and relative velocity 0.3…

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