A person of weight 490 N stands on a scale in an elevator. What will the scale be reading when the elevator is accelerating upward at 6 m/s2 A. 190N B. 790N C. 490N D. Zero

Q: HOMEWORK CHAPTER 6 PAGE 157 3 m₁ = 0.500 kg; m₂ = 0.100 kg G = 6.673 x 10-¹¹ N-m²/kg² r= 2.00 m.…

A: Given data: Mass, m1=0.500 kg Mass, m2=0.100 kg Gravitational constant, G=6.673×10-11 Nm2/kg2…

Q: A ball is thrown up into the air. Ignore air resistance. When it is rising and reaches half of its…

A: Given : A ball is thrown up into the air. To determine : Net force when the ball reaches half of its…

Q: A 100 kg shot-putter pushes forward and upward on a 5kg shot with a force of 1500N. This force acts…

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Q: Newton's first law is known as law of inertia. what is inertia. Choose all that apply. A.…

A: Required :  What is inertia.

Q: The coefficient of friction between a locomotive's wheels and the rails is 0.10. The locomotive has…

A: Step 1: Step 2: Step 3

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: 60° The diagram above shows a box with mass m = 10 kg held at rest by an applied force (F) over a…

A: Given: The mass of box is m=10 kg. The applied force is F. The gravitational acceleration is g=10…

Q: An 8.0 kg object moving with an initial velocity of 8.0 m/s on a surface comes to rest due to…

A: m = 8 kg  Initial velocity (v) = 8.0 m/s  Horizontal distance (x) = 10 m  g =10 m/s2

Q: 12. In order to corner at a constant velocity, a planes vertical component of lift needs to counter…

A: The horizontal component of lift is the force that pulls the airplane from a straight flightpath to…

Q: Force and motion 4. Compared with the mass and weight on Earth, astronauts on the surface of the…

A: Introduction:- We know that the acceleration of gravity " g " on the earth and moon is different.…

Q: The 5 N block is sitting on a table top which weights 16 N. The table has three legs. The force…

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Q: A yak is standing on a bathroom scale in an elevator.  If the scale reads a value greater than the…

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Q: of gravity increases, escape speed. A. Increases B. Decreases C. Remains the same

A: Escape velocity is the minimum velocity with which object thrown upward so that it crosses…

Q: A skier stands at the top of a 25 degree snowy slope. The coefficient of friction between the skis…

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Q: While exercising in a gym, you hold a 2,000-N weight at the height of 0.5 m above the floor. The net…

A: Given:- you hold a weight 2000 N at a height of 0.5 m above the floor .

Q: which of the following is true about support force. Choose all that apply. A. An object is in…

A: Required To chose the correct statements about support force.

Q: 7.0 kg block is at rest on a ramp with an incline of 25 o . What is the magnitude of the component…

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Q: A box is pulled at a constant speed, v, along a horizontal surface with a kinetic coefficient of…

A: According to Newton's First Law of Motion, an external force is required to change the motion of the…

Q: An object moving upward cannot be considered free-falling a.Sometimes true b.Always false…

A: Given problems about forces.

Q: A “normal force” only exists if an object is A. On a surface B. In midair C. More massive than 1…

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Q: Which one of the following objects has the greatest inertia? a. ping pong ball b. a basketball c.…

A: 1. Option (d) is correct answer.  A bowling ball has the greatest inertia among the objects listed.…

Q: 15. A 100kg wooden box is placed in an inclined ramp with angle of inclination equal to 40 degrees.…

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Q: A ball on a string moves around a complete circle, once a second, on a frictionless, horizontal…

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Q: The coefficient of kinetic friction is equal to the force of kinetic friction divided by   a. the…

A: (1) Write the relationship between kinetic friction and the normal force. f=μkNμk=fN Thus, the…