A spaceship is 350 m above the surface of a planet that has no atmosphere (no air, so no air resistance) and the engines are pushing it horizontally. Which of the following Free Body Diagram best matches this description? (The rectangle is the spaceship, and each diagram is labeled with a letter. The variable Fe is the force from the spaceship's engine.) F. mg mg

A spaceship is 350 m above the surface of a planet that has no atmosphere (no air, so no air resistance) and the engines are pushing it horizontally. Which of the following Free Body Diagram best matches this description? (The rectangle is the spaceship, and each diagram is labeled with a letter. The variable Fe is the force from the spaceship's engine.) F. mg mg

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 77PQ: A heavy chandelier with mass 125 kg is hung by chains in equilibrium from the ceiling of a concert...

See similar textbooks

Similar questions

Two objects, m1 = 3.00 kg and m2 = 8.50 kg, are attached by a massless cord passing over a frictionless pulley as shown in Figure P5.51. Assume the horizontal surface is frictionless. a. Draw a free-body diagram for each of the two objects. b. What is the tension in the cord? c. What is the magnitude of the acceleration of the two objects? FIGURE P5.51 Problems 51 and 65.
At the end of a roller coaster ride, the cars must slow to a stop, but the magnitude of the acceleration cannot exceed 1.6 g's. Given a car with a mass of 2,400 kg (including the passengers), what is the magnitude of the maximum allowable force (in N)?
An astronaut lifts off in a rocket from the surface of the moon, where g = 1.6 m/s2. What vertical acceleration should his rocket have so that his apparent weight is equal to his true weight on earth?
A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman applies a horizontal force with magnitude 48.0 N to the box and produces an acceleration of magnitude 2.20 m/s2, what is the mass of the box?
A box of mass m1 = 10.0 kg rests on a smooth, horizontal floor in contact with a box of mass m2 = 5.00 kg. You nowpush on box 1 with a horizontal force of magnitude F = 30.0 N. (a) What is the acceleration of the boxes? (b) What isthe force of contact between the boxes?
A spaceship lifts off vertically from the Moon, where g = 1.6 m/s2. If the ship has an upward acceleration of 1.0 m/s2 as it lifts off, what is the magnitude of the force exerted by the ship on its pilot, who weighs 735 N on Earth?
Two teams of nine members each engage in a tug of war.Each of the first team’s members has an average mass of 68kg and exerts an average force of 1350 N horizontally. Eachof the second team’s members has an average mass of 73 kgand exerts an average force of 1365 N horizontally. (a) Whatis magnitude of the acceleration of the two teams? (b) What isthe tension in the section of rope between the teams?
A 75 kg man standing on a scale in an elevator notes that as the elevator rises, the scale reads 825 N. What is the acceleration of the elevator?
a parachutist jumping from an airplane reaches a terminal velocity when the force of air resistance is 980 N. The mass of the parachutist is
Two forces are applied to acar in an effort to move it,as shown in Figure P4.12.(a) What is the resultantvector of these two forces?(b) If the car has a mass of 3 000 kg, what accelera-tion does it have? Ignore friction. A block of mass m 5 5.8 kg ispulled up a u 5 25° inclineas in Figure P4.24 with aforce of magnitude F 5 32 N.(a) Find the acceleration of the block if the incline is fric-tionless. (b) Find the accel-eration of the block if the coefficient of kinetic frictionbetween the block and incline is 0.10.
A fisherman is fishing from a bridge and is using a "30.0-N test line." In other words, the line will sustain a maximum force of 30.0 N without breaking. What is the weight of the heaviest fish that can be pulled up vertically, when the line is reeled in (a) at constant speed and (b) with an acceleration whose magnitude is 2.16 m/s2?
Three astronauts, propelled by jet backpacks, push and guide a 123 kg asteroid toward a processing dock, exerting the forces shown in the figure, with F1 = 29 N, F2 = 50 N, F3 = 43 N, θ1 = 30°, and θ3 = 60°. What is the (a) magnitude and (b) angle (measured relative to the positive direction of the x axis in the range of (-180°, 180°]) of the asteroid's acceleration?