4. Block B in the Fig. 5.33 below weighs 711 N. The coefficient of static friction between the block and table is 0.25; angle e is 30°; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary. Knot B A Figure 5.33

Q: An astronaut is weighed before he sets of to the moon. He has a mass of 80 kg. a. What will his…

A: Given: Mass of an astronaut, M = 80 kg

Q: Phe perpencheuler force ca (s stine on a

A:

Q: 16. A net force of 15kg object is moving with an acceleration of 5 m/s². The net force acting on the…

A: Q16.  Using Newton's 2nd law: F_net = m*a m = mass of object = 15 kg a = acceleration = 5 m/s^2, So…

Q: 9. The gravity on the moon is about 1.6m. If a person jumps with an initial velocity of 2 off the…

A: Solution:-Given thatGravity on moon (g)=1.6 m/s2Initial velocity (u)=2 m/s

Q: 9. Any object launched or thrown with an initial velocity and relies solely on gravity is called…

A: An object which is thrown with an initial velocity and relies solely on gravity is called a…

Q: What will a scale that measures Newtons read for the weight of a 55.0kg person in an elevator that…

A:

Q: 6. An elevator weighs 3000 kg. What is its acceleration when the tension supporting cable is 33000…

A: Given, The mass of the elevator, M=3000kg The tension in the cable, T=33000N According to the second…

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A: Non conservative forces are dissipative forces. These forces take energy away from the system as the…

Q: Two friends are trying to move a heavy box of stuff. One friend pulls north with 40 newtons of force…

A: Dear student, according to expert guidelines I am allowed to answer only one problem in a single…

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A: Given that: The mass of the motorcycle on earth is 250 kg. The acceleration of gravity on earth is…

Q: Inertia is a measure of an object's ________________. a.gravity.          b. weight.            c.…

A: To explain : inertia is a measure of

Q: 15. What is the mass of a stone which accelerates at a rate of 2.0 m/s? when a newtons is placed on…

A:

Q: A 52 kg. block of wood starting from rest slides 30 meters down a frictionless hill inclined 12…

A: Given: The mass of the object is 52 kg. The angle of the inclination is 12o. The initial speed of…

Q: 20. What happens to the inward acceleration of an object when the mass is quadrupled? a. The inward…

A:

Q: An object with a mass of 1.5 Kg accelerates 10.0 m/s2 when an unknown force is applied to it. What…

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Q: a.  moves downward with constant speed.  b.  moves upward with constant speed.  c.  speed down.…

A: Given:-  The apparent weight of a fish in an elevator is maximum when the elevator. Find:-  the…

Q: 2. A basketball star exerts a force of 3350N upon the gym floor in order to accelerate his 78kg body…

A:

Q: How long must a 50-N force act on a 400-kg cart to raise its speed from 10 m/s to 12 m/s?

A:

Q: carefu 4. What is g-force? coasters cause a. A pulling force b. A measure of gravity c. Something…

A: Question: What is g-force?

Q: What is the mass of the object that weighs 44.1 N?  a. 4.50 g b. 4,500 g c. 0.00450 kg d. 450.…

A: Given Data:- The weight of the object is W = 44.1 N

Q: A 3,150-kg truck accelerates from 4.2 m/s to 7.8 m/s in 14 s. Whic describes the average force…

A: use the formula  f = ma to solve the question  given mass = 3150 kg  Vi = 4.2 m /s  Vf = 7.8 m/s  T…

Q: What do we get by the product of mass and velocity? a. Momentum O b. Force O c. Energy O d. Inertia

A: We know that Force = mass x acceleration inertia is related to mass as well. energy will have a unit…

Q: 5. Albert and Peter are skating. Albert pushes the 40 kg Peter with a force of 5 N. What is Peter's…

A: Mass of Peter,  Force applied on Peter,    Applying Newton's second law of motion, we have

Q: 10. What is the tension in a crane's cable when it is used to lower a 1100 kg box vertically…

A: Given. mass of the box, m= 1100 kgdown ward acceleration, a = 0.4 m/sec2   Gravitational…

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A:

Q: A 15.0 kg toy rocket accelerates upwards from earth, from rest, at a rate of 7.40 m/s². ate the…

A: To calculate the thrust force of the rocket, we can use Newton's Second Law of Motion, which states…

Q: 12. An object accelerates 16.3 m/s? when a force of 4.6 newtons is applied to it. What is the mass…

A: According to Newton's 2nd Law:   F = ma                                 ...... (1)               (…

Q: 13. 54-kg box is sitting on the floor of a level railroad car which is moving forward with a speed…

A: mass of box = 54 kg speed = 25 m/sa = 5.6 m/s2

Q: 3. A weight of 150lbs. is suspended by two ropes. Rope A makes 50° to the right of the vertical and…

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Q: 10. An object accelerates 2.0 m/s? when a force of 12.0 newtons is applied to it. What is the mass…

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Q: This is the upward force exerted to the object. A. friction O B. weight O C. tension O D. normal…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: