A monorail train traveling at 22 m/s must be stopped in a distance of 120 m. What average acceleration is required, and what is the stopping time? Ans. -2.02 m/s?, 10.9 s

Q: A small aircraft is headed due south with a speed of 54.5 m/s with respect to still air. Then, for…

A: Given:-  The speed of the aircraft headed due south with the speed v = 54.5 m/s. The plane travels a…

Q: 8. Two blocks are in contact with each other and are being pushed by two applied forces. 30 N other.…

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Q: 1. Energy A. The units for work and energy. 2. Joules B. Stored or gained work. C. Energy changing…

A: Energy - stored or gained work Joules - The units for work and energy Work -Energy transferred by…

Q: UNIT CONVERSION PRACTICE a. Convert the quantity 6.47x103 kg/m3 to slugs/gal. 4.0 1.68 slugs/gal b.…

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Q: Two planes. A and B, are flying at the same altitude. Their velocities are 4= 300 km/h and 1=640…

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Q: You notice a one-dimensional-thinking snail crawling along one rail of a railroad track. Naturally,…

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Q: 30. In nuclear fission, a nucleus splits roughly in half. (a) What is the potential 2.00×10-14m from…

A: Given: In this question, the given details are, In nuclear fusion, a nucleus splits roughly in half.…

Q: A solid cylinder of mass 4.9 kg and radius 4.8 cm rolls down an inclined plane of height 7.4 cm…

A: Speed of the center of mass. From conservation of energy

Q: N vs. TIME graph below, click on the spot where the VELOCITY IS ZERO (the arrow will be placed where…

A: Introduction: When the body does not gets displaced with time, the velocity is said to be zero. So,…

Q: solve 65 with full steps and works

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Q: o its just the same answer youre just adding a degree sign

A: Yes , according to laws of reflection angle of incidence is equal to angle of reflection.

Q: A 1500 kg vehicle accelerates from rest at 2.5 m/s². If the engine generates a 4200 N Applied force,…

A: Given data:  Mass (m) = 1500 kg Acceleration (a) = 2.5 m/s2 Force applied (F) = 4200 N

Q: A charged particle of mass 3x10-20 kg and a charge of 5nC moves at a speed of 200 m/s up on the…

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Q: artici form a square of edge length a = 5.10 cm and have charges q1= 8.01 nC, q2 = -18.9 nC, 93 =…

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Q: (Figure 1) shows two rectangular tanks, A and B, full of water. They have equal depths and equal…

A: In this question we are given with two rectangular tanks, A and B, full of water. They have equal…

Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: Which of the following statements best defines power? O The energy associated with an objects…

A: Explanation-          1.    option a  will not be correct because, the energy associated with an…

Q: When the structure shown below is supported at point P, it is in equilibrium. Find the magnitude of…

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Q: What are (a) the frequency, and (b) the energy (in eV) of a photon of light having a wavelength of…

A: The frequency of a photon of light is given by the equation:frequency (Hz) = c / wavelength (m)where…

Q: A car weighing 7450 N is driving on a flat horizontal road at 24.6 m/s (55.0 mph) when it slams on…

A: Solution: Given: W = weight of car = 7450 N g = gravitational acceleration = 9.81 m/s2  u = initial…

Q: Problem 2: Suppose the massless rod in the discussion of the nonlinear pendulum is a string of…

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Q: If the jet comes to rest in 13.0 s, what is the magnitude of its average acceleration? Express your…

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