Hon Vector Resolution

A box weighing 46 newtons rests on an incline that makes an angle of 25 degrees with the horizontal. What is the magnitude of the component of the box's weigh perpendicular to the incline?

• 46 N

• 42 N

• 21 N

• 19 N

The components of a 15-meters-per-second velocity at an angle of 60 degrees, above the horizontal are

• 7.5 m/s vertical and 13 m/s horizontal

• 6.0 m/s vertical and 9.0 m/s horizontal

• 9.0 m/s vertical and 6.0 m/s horizontal

• 13 m/s vertical and 7.5 m/s horizontal

An 8.0-newton block is accelerating down a frictionless ramp inclined at 15 degrees to the horizontal. as shown in the diagram above. What is the magnitude of the net force causing the block acceleration?

• 0 N

• 2.1 N

• 7.7 N

• 8.0 N

The vector diagram above represents the horizontal component, F_H, and the vertical component, F_V, of a 24-newton force acting at 35⁰ above the horizontal. What are the magnitudes of the horizontal and vertical components?

• F_H = 20 N and F_V = 14 N

• F_H = 4.9 N and F_V = 3.5 N

• F_H = 3.5 N and F_V = 4.9 N

• F_H = 14 N and F_V = 20 N

The diagram above shows a 1.0 x 10⁵ N truck at rest on a hill that makes an angle of 8.0⁰ with the horizontal. What are the components of the truck's weight parallel to the hill?

• 1.4 x 10⁴ N

• 1.4 x 10³ N

• 9.9 x 10⁴ N

• 1.0 x 10⁴ N

A soccer player kicks a ball with an initial velocity of 10 m/s at an angle of 30⁰ above the horizontal. The magnitude of the horizontal component of the ball's initial velocity is

• 8.7 m/s

• 5.0 m/s

• 9.8 m/s

• 10 m/s

The diagram above represents a force vector, A and resultant vector, R. Which force vector B beloc could be added to force vector A to produce resultant vector, R.

• 
• 
• 
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Two students are pushing a car. What should be the angle of each student's arms with respect to the flat ground to maximize the horizontal component of the force?

• 45⁰

• 0⁰

• 30⁰

• 90⁰

The diagram above shows a child pulling a 50 kg friend on a sled by applying a 300 N force on the sled rope at an angle of 40⁰ with the horizontal. The vertical component of the 300 N force is approximately

• 32 N

• 230 N

• 190 N

• 510 N

In the diagram above, a block rests on a ramp, making angle theta with the horizontal. If the angle theta is increased, what will occur?

• The block's mass will decrease

• The block's component of weight parallel to the ramp will increase

• The block's weight will increase

• The block's component of weight parallel to the ramp will decrease