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Q3. Consider the graph the position versus time graph shown. Which curve on the graph best...
Q1. What is 34.1 (3.00) (1.2465) written with the correct number of significant figures? D)37.83 A)...
Q1. What is 34.1 (3.00) (1.2465) written with the correct number of significant figures? D)37.83 A) 37.8395 B)38 C)37.8 E)40 Q2.Suppose that an object travels from one point to another. Choose the correct answer about the displacement and the distance traveled by this object. A) The displacement is either greater than or equal to the distance traveled B) The displacement is always equal to the distance traveled C) Distance is a vector and displacement is a scalar D) The displacement...
3. A uniform board with a weight of 240N and a length of 20m rests horiatally...
3. A uniform board with a weight of 240N and a length of 20m rests horiatally supports as shown. Support A is under the left end of the board, while support B is 15mfrom left end a) Draw free body diagram for the board wit all the forces?2points b) What are the conditions for equilibrium? 2 points c) Find two support forces by using equilibrium conditions? 3 points d) If you have only one support to balance the uniform board...
A uniform board with a weight of 240N and a length of 2.0m rests horizontally on...
A uniform board with a weight of 240N and a length of 2.0m rests horizontally on two supports as shown. Support A is under the left end of the board, while support B is 1.5 m from left end. a) Draw free body diagram for the board with all the forces? 2 points b) What are the conditions for equilibrium?2 points c) Find two support forces by using equilibrium conditions? 3 points If you have only one support to balance...
8) A car is pushing a large truck, such that both accelerate. Which is true? A)...
8) A car is pushing a large truck, such that both accelerate. Which is true? A) The contact force the car exerts on the truck is larger than the contact force the truck exerts on the car. B) The contact force the truck exerts on the car is larger than the contact force the car exerts on the truck. C) The non-zero contact force of the truck on the car is equal to the contact force of the car on...
(III) Four identical blocks (A)-) are sitting on a horizontal surface, as shown below. Different external...
(III) Four identical blocks (A)-) are sitting on a horizontal surface, as shown below. Different external forces are acting on each block, as shown with force vector arrows. (a) Rank the apparent weight of each block from lowest to highest. (answer: A CD B (b) Calculate the apparent weight of block D (mass 2.04 kg) if the surface is accelerating straig!ht downwards at 2.02 m/s2. (answer: 15.9 N) (c) Calculate the apparent weight of block D if the surface is...
15. The tension in the massless rope between the two identical weights is 60 N. What...
15. The tension in the massless rope between the two identical weights is 60 N. What is W? rope w w 60 N (b) 19.6 N (C) 49 N (d) 9.8 N 30N 16. A 1000-kg small car collides with a 5000-kg large truck. Which statement is most accurate? (a) the car experiences 5 times greater force than the truck. (b) the truck experiences 5 times more acceleration than the car. (c) the car experiences 5 times more acceleration than...
3) Two people carry a heavy electric motor by placing it on a uniform board, m...
3) Two people carry a heavy electric motor by placing it on a uniform board, m 10 kg, 2.00 m long. One person lifts at one end with a force of 500 N, and the other lifts at the opposite end with a force of 700 N Start by drawing a sketch of the situation above. Carefully label all the forces on the motor/board system (a) What is the mass of the motor (5 points)? (b) Where is the motor...
Consider the block arrangement for the following situations: (a) Block moving upward at constant speed (b) Block moving...
Consider the block arrangement for the following situations: (a)
Block moving upward at constant speed (b) Block moving downward at
constant speed (c) Block moving upward, speed decreasing (d) Block
moving upward, speed increasing (e) Block stationary
it was like that
i dont understand the question. help.
Example 5.2.1 Sample Problem Block accelerating vertically This first figure shows a vertically moving block on the end of a cord. Example 5.2.1 Figure 1 This second figure gives the vertical velocity component...
The following is a position-time graph for an object during a 5.0s time interval Time (s)...
The following is a position-time graph for an object during a 5.0s time interval Time (s) 8. Which graph of velocity versus time would best represent the object's motion during the same time interval? 띠 Tane n 9. Which graph in diagram 1-36 below represents the motion of an object increasing in velocity? ER) CB) IC) Diegrem 1-36 10. A man walks at a speed of 3.00 m/s for 400 seconds, and then walks at 4.00 m/s for 300 seconds....
Calculate the forces that the supports A and B exert on the diving board shown in...
Calculate the forces that the supports A and B exert on the
diving board shown in (Figure 1) when a 58-kg person stands at its
tip.
Part A
Calculate the force that the support A exerts on the diving
board. Ignore the weight of the board.
Express your answer to two significant figures and include the
appropriate units. Enter positive value if the force is upward and
negative value if the force is downward.
FA =
-1710 N
Part B...
Q1. What is 34.1 (3.00) (1.2465) written with the correct number of significant figures? D)37.83 A) 37.8395 B)38 C)37.8 E)40 Q2.Suppose that an object travels from one point to another. Choose the correct answer about the displacement and the distance traveled by this object. A) The displacement is either greater than or equal to the distance traveled B) The displacement is always equal to the distance traveled C) Distance is a vector and displacement is a scalar D) The displacement...
3. A uniform board with a weight of 240N and a length of 20m rests horiatally supports as shown. Support A is under the left end of the board, while support B is 15mfrom left end a) Draw free body diagram for the board wit all the forces?2points b) What are the conditions for equilibrium? 2 points c) Find two support forces by using equilibrium conditions? 3 points d) If you have only one support to balance the uniform board...
A uniform board with a weight of 240N and a length of 2.0m rests horizontally on two supports as shown. Support A is under the left end of the board, while support B is 1.5 m from left end. a) Draw free body diagram for the board with all the forces? 2 points b) What are the conditions for equilibrium?2 points c) Find two support forces by using equilibrium conditions? 3 points If you have only one support to balance...
8) A car is pushing a large truck, such that both accelerate. Which is true? A) The contact force the car exerts on the truck is larger than the contact force the truck exerts on the car. B) The contact force the truck exerts on the car is larger than the contact force the car exerts on the truck. C) The non-zero contact force of the truck on the car is equal to the contact force of the car on...
(III) Four identical blocks (A)-) are sitting on a horizontal surface, as shown below. Different external forces are acting on each block, as shown with force vector arrows. (a) Rank the apparent weight of each block from lowest to highest. (answer: A CD B (b) Calculate the apparent weight of block D (mass 2.04 kg) if the surface is accelerating straig!ht downwards at 2.02 m/s2. (answer: 15.9 N) (c) Calculate the apparent weight of block D if the surface is...
15. The tension in the massless rope between the two identical weights is 60 N. What is W? rope w w 60 N (b) 19.6 N (C) 49 N (d) 9.8 N 30N 16. A 1000-kg small car collides with a 5000-kg large truck. Which statement is most accurate? (a) the car experiences 5 times greater force than the truck. (b) the truck experiences 5 times more acceleration than the car. (c) the car experiences 5 times more acceleration than...
3) Two people carry a heavy electric motor by placing it on a uniform board, m 10 kg, 2.00 m long. One person lifts at one end with a force of 500 N, and the other lifts at the opposite end with a force of 700 N Start by drawing a sketch of the situation above. Carefully label all the forces on the motor/board system (a) What is the mass of the motor (5 points)? (b) Where is the motor...
Consider the block arrangement for the following situations: (a)
Block moving upward at constant speed (b) Block moving downward at
constant speed (c) Block moving upward, speed decreasing (d) Block
moving upward, speed increasing (e) Block stationary
it was like that
i dont understand the question. help.
Example 5.2.1 Sample Problem Block accelerating vertically This first figure shows a vertically moving block on the end of a cord. Example 5.2.1 Figure 1 This second figure gives the vertical velocity component...
The following is a position-time graph for an object during a 5.0s time interval Time (s) 8. Which graph of velocity versus time would best represent the object's motion during the same time interval? 띠 Tane n 9. Which graph in diagram 1-36 below represents the motion of an object increasing in velocity? ER) CB) IC) Diegrem 1-36 10. A man walks at a speed of 3.00 m/s for 400 seconds, and then walks at 4.00 m/s for 300 seconds....
Calculate the forces that the supports A and B exert on the
diving board shown in (Figure 1) when a 58-kg person stands at its
tip.
Part A
Calculate the force that the support A exerts on the diving
board. Ignore the weight of the board.
Express your answer to two significant figures and include the
appropriate units. Enter positive value if the force is upward and
negative value if the force is downward.
FA =
-1710 N
Part B...
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