At the top of the highest peak. Question 11 A ballistic missile that has a mass...
The impulse of an object is 1 a. the product of (the peak force applied to an object) x (time interval during which the force acts). 2 b. the product of (the average force applied to an object) x (time interval during which the force acts). 3 c. the average force applied to an object for a period of 1 sec. 4 d. the peak force applied to an object for a period of 1 sec. 5 e. the total...
ips D Question 28 An archer shoots a bow with an arrow. Upon release of the bowstring we can consider the tion force to be from the bowstring onto the arrow. Consequently, we can also consider the reaction force to be from the arrow onto the bowstring, True O False O D Question 27 1 pts A truck and a motorcycle, each traveling at the same speed, colide head-on. Which of the following best describes the impact force experienced by...
Please help me with these 2 hw questions asap pls! QUESTION 11 How much work (in J) is done by the boy exerting a force of 77 N at angle of Ⓡ = 26° pulling the girl a distance 58 m in a wagon? Assume no friction acts on the wagon. openstax F QUESTION 12 A 8.4 kg object is moving in a straight-line with an initial speed of 8 m/s. How long will it take (in s) for the...
Canvas Ā 10.5 pts D Question 2 An object with a mass of 10 kg lies is moving on a horizontal surface with a coefficient of kinetic friction of 0.74. A force of 9 Nis applied to it downwards, perpendicular to the surface, a force of 4 N is applied to it in the -x direction, and a force of which is variable given by F(x) = 2xN/m2.4 x N/m. The mass moves from x = 0 to x =...
1. A 10,000 KG truck is traveling at +20 m/s. What would happen to the momentum of the truck if it increases in velocity in the same direction? 2. A 120 KG rugby player is running toward another player at 5 m/s. How much force needs to be applied over one second in order to bring him to a stop? 3. if the acceleration of an object decreases, what happens to the inertia? A 10,000kg truck is traveling at +20m/s....
Question 2 and 3! Thanks l 120 N push is applied to it? B) 98 N ? 147 N D) 120 N E) Need to know how the object is moving 2) Two crates with masses m) - 6 kg and m 3 kg are on a Grictionless horizontal surface and connected by a horizontal string (very light and non-stretchable). You set the system in motion by pulling on crate 1 with a 7 N horizontal force. There is no...
Question 13 13 pts A box of mass 0.8 kg is being pulled up a slope that is inclined by 60° compared to the horizontal. The tension in the rope pulling the box is 40 N and the rope is parallel to the incline. The slope is NOT frictionless and the coefficient of kinetic friction between the box and the slope is 0.35. Round off your answers to two decimal places. (a) What is the magnitude of the weight of...
Recitation Work - 5 In order to get full credit, you need to show all your work. question 1. A force Fx = cx^3 (c = 3.0 N/m^3) acts on an object with mass 40 kg that is sliding along a rough horizontal floor (x-axis) with coefficient of kinetic friction of 0.2. A) What is the work done by the force Fx on this object as it slides from x1 = 0.0 m to x2 = 6.0 m? B) What...
question 1 A block of mass m is pulled at constant velocity along a rough horizontal floor by an applied force � as shown. What is the magnitude of frictional force? Write your answer in terms of m, g, T, or q. question 2 An 8000-N car is traveling at 12 m/s along a horizontal road when the brakes are applied. The car skids to a stop in 4.0 s. How much kinetic energy does the car lose in this...
Question 10 1 pts A stone is thrown into the air so that the vertical component of the velocity is 20 m/s. It will hit the ground in 2.04s 04.08 09.85 O Insufficient information is given to answer this question. Question 11 1 pts If a car is moving with constant velocity, then we can say that: Othere is a force in the direction that the car is moving Othere are no forces acting on the car O the sum...