The amount of energy needed to change the phase of a substance is given by

Q: Problem 1: A horizontal force, F, = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

A: We have to calculate the acceleration of the block.   Given :- The forces are F1=65 N , F2=18.1 N.…

Q: Problem 5: A student throws a water balloon with speed vo from a height h = 1.52 m at an angle 0 =…

A: Given : h = 1.52 m θ = 35° d = 7.5 m

Q: A syringe which has an inner diameter of 0.600 mm is attached to a needle with an inner diameter of…

A: Concept: To determine the Minimum Force the nurse must apply to the syringe, we will use the formula…

Q: Usually the balloon in the van would try to go straight up, what is responsible for it going towards…

A: In first question the answer is right. Since the accelerating car is not an inertial frame of…

Q: 1. A 1000-MW nuclear reactor requires about 1.3 g of U-235 per day per MW of electricity generated.…

A: The nuclear fusion process produces a large amount of energy as compared to nuclear fission. Apart…

Q: Part (b) Assuming the child is traveling at the speed found in part (a), what is their apparent…

A:

Q: Problem 4: A toy car is rolling down the ramp as shown in the figure. The car's mass is m = 1.1 kg…

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Q: The position of a particle is given by r = (at“)i + (br’)j + (ct²)k, where a, b, and c are…

A: Given data:  The position of the particle r = (at2)i + (bt3)j + (ct-2)k a, B and c are constants…

Q: 1.) A 30N force acts at a 40° angle from the horizontal on a 30kg block at rest on a perfectly…

A: Given, F=30 Nθ=400m=30 kgd=7.2 m

Q: You have seen in the previous activity that force and acceleration seem to be related. But just what…

A: Given that, The force-time graph is  To draw the velocity time graph and acceleration time graph:

Q: Create an expression for the ball's initial horizontal velocity, vox, in terms of the variables…

A:

Q: Problem 7: A man is attempting to lift a crate using a two part pulley system as shown in he image.…

A:

Q: A thin rod has a length of 0.900 m and rotates in a circle on a frictionless tabletop. The axis is…

A: L = 0.9 mI1 = 1.06 * 10-3 kg m2W1 = 0.607 rad/sm = 5 * 10-3 kgNow, since at last the bug will be…

Q: In some countries, liquid nitrogen is used on dairy trucks instead of mechanical refrigerators. A…

A:

Q: Problem 5: Two blocks are connected by a massless rope as shown below. The mass of the plock on the…

A: m1 = 3.4 kg m2 = 1.3 kg acceleration due to gravity = g

Q: Which expression represents the total energy of the system at the final time (which is the time when…

A:

Q: Problem 5: A contestant in a winter sporting event pushes a 46 kg block of ice in the positive…

A:

Q: Question 12: Use Boolean algebra to simplify the following expression, then draw a logic gate…

A: The Boolean algebra is different from normal algebra. We deal with 2 states here that are 0 and 1.…

Q: Problem 4: Shown to the right is a block of mass m = 12.8 kg sitting on a ramp that makes an angle 0…

A:

Q: 2. True or False. a. (A+B)f(x) is always equal to Af(x) + Bf(x) b. Â[f(x) + g(x)] is always equal to…

A: Sum of two oparators ( let, A and B )acting on a state ( let, f(x)) alway equal to sum of individual…

Q: Problem 9: Circular turns of radius r in a race track are often banked at an angle 0 to allow the…

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Q: Problem 9: Displayed to the right are two carts connected by a cord that passes over a small…

A:

Q: rt (b) What is its acceleration in m/s once it starts to move, if that minimum force is maintained?

A: According to Newton second law  F = ma a = F/m

Q: The square surface shown in the figure measures 3.5 mm on each side. It is immersed in a uniform…

A: Given: The strength of the electric field is 1400 N/C. The side of the square loop is 3.5 mm. The…

Q: Part (d) Now write the magnitude of the normal force again, this time in terms of the gravitational…

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Q: Part (c) Now write the magnitude of the normal force in terms of the force of gravity F, and the…

A: For finding the normal force we have to draw free body diagram first.

Q: Problem 5: A contestant in a winter sporting event pushes a 46 kg block of ice in the positive…

A: The free-body diagram of the given problem is:

Q: A block slides down a frictionless ramp of height h. It reaches speed v at the bottom. To reach a…

A:

Q: Problem 9: Circular turns of radius r in a race track are often banked at an angle 0 to allow the…

A:

Q: Problem 10: An elementary student of mass m = 22 kg is swinging on a swing. The length om the top of…

A: Given: The mass of the student is 22 kg.             The length from the top of the swing to the…

Q: 3. A series of reactions on the sun leads to the combination of three helium nuclei (* ¿He ) to…

A: The mass of Helium nuclei (H42e) = 4.002603 u The mass of combination of three Helium nuclei, 3…

Q: Problem 1: A horizontal force, F1 = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

A: Given mass of the block is m = 4.4 kg and the forces acting on the block are F1 = 65 N and F2 = 18.1…

Q: Problem 10: A horizontal force of magnitude F = 56.6 N pushes on a block of mass m = 6.89 kg. The…

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Q: Part (b) Assuming the x-direction is along the plank as shown, find an expression for the component…

A: Given  Mass of block = m= 1.5 kg  Coefficient of friction,u = 0.84

Q: 2. An electron starting from rest, accelerates through a potential difference of 418 V. What is the…

A: The potential difference experienced by the electron V=418 V, mass of electron m=9.1*10-31kg and…

Q: 15. Three forces act on the bracket. Determine the magnitude and direction e of F so that the F 52…

A: Solution:-Given thatF2=150 lbθ=55°

Q: 3. In the diagram below, the source S emits a single photon, and an NDD is placed as indicated. What…

A: In probability theory, an event is more likely to happen if there is a high probability of it…

Q: A 50.0-g ball of copper has a net charge of 2.00 μ C. What fraction of the copper's electrons has…

A: Given that-Mass of the copper ball, m= 50.0 gThe net charge, Q= 2.00μCNet charge, Q=ne      ... eqtn…

Q: Part (a) What is the position vector, Rtarget, that originates from the balloon's original position…

A: Solution: 5. (a). The coordinate of the initial position of the balloon is at a height of h from the…

Q: Problem 5: A contestant in a winter sporting event pushes a 46 kg block of ice in the positive…

A: