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Q: A ball is launched from the ground at a speed of 40 m/s and an angle of 36 degrees above the horizon...

A: solution: given that A ball is launched from the ground at a speed of v0 = 40 m/s angle of 36 degre...

Q: Define gravity in earth and life science.

A: According to universal gravitational law, every objects or bodies in the universe attracts each othe...

Q: 58. Suppose that the amount of heat removed when 3.0 kg of water freezes at 0.0 °C were removed from...

A: The formula for the latent heat is:

Q: Express, in percent, the difference in gravitational force when an object is located at sea level (1...

A: Solution: Givent that To express gravitational force when an object is located at sea level (1m) vs ...

Q: a) determine the force exerted on the piano by the man. b) determine the work exerted on the piano ...

A: The free-body diagram of the scenario is given as, Given, Mass, m=390 kg, distance it slides, d= 2...

Q: A hollow cylindrical rod (rod 1) and a solidcylindrical rod (rod 2) are made of the same material. T...

A: From Hook’s law, the expression for the compressed length (change in length) is: Here, area A is th...

Q: As a rough approximation, consider an electric eel to be a parallel-plate capacitor with plates of a...

A: area, A = 1.8 x 10-2 m2 distance, d = 2 m Dielectric constant, K = 95

Q: A point charge q = -0.55 nC is fixed at the origin. Where musta proton be placed in order for the el...

A: In this case, the electric force acting on the proton is equal to its weight. Fe=mgq1q24πε0r2=mg

Q: 03). In electromagnetism, force F, on a moving charge in a magnetic field is found using the below c...

A: The Lorentz force on a moving charge in a magnetic field is given by, F→ = qv→×B→ ...

Q: A block of mass m1 = 1.95 kg and a block of mass m2 = 5.70 kg are connected by a massless string ove...

A: Given, Mass of block 1, m1=1.95 kg, Mass of block 2, m2=5.70 kg, Radius of pulley, R= 0.250 m, Mass...

Q: Questions 6,8,9 and 10

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want rem...

Q: An unknown planet (mass is equal to 4.26 x 10^24 kg) is orbiting around the sun (mass of the sun is ...

A: Given: The mass of unknown planet is 4.26x1024 kg. The mass of the sun is 6.623703x1035 kg. The forc...

Q: You throw a glob of putty straight up toward the ceiling, which is 3.60 m above the point where the ...

A: initial velocity, u = 9.5 m/s height, h = 3.6 m

Q: Find the change in temperature if 170 J of heat are added to2.8 mol of an ideal monatomic gas at (a)...

A: Given Data: The heat added to the ideal gas is Q = 170 J. The number of moles of an ideal gas is n ...

Q: A camera is equipped with a lens with a focal length of 25 cm. When an object 1.3 m (130 cm) away is...

A: Click to see the answer

Q: The correct answer should have variable h in it

A: Introduction: When a body is displaced vertically a work is done on the body which is stored in the ...

Q: How do you describe the motion of the driver when it hit the barrier? Use the concept of law of ine...

A: The ability of a body to continue its state of uniform motion or rest until an unbalanced force is a...

Q: A car possesses some momentum. What would be the car's new momentum if both its velocity was doubled...

A: Momentum is the product of velocity and mass of an object. If v and m are the velocity and mass of t...

Q: An object with a mass of 7 kg is on a horizontal floor. The coefficient of static friction between t...

A: Given data μs=0.64μk=0.29m=7 kgF=55.6 N

Q: A ball is thrown vertically upward with a speed of 19.6 m/s. What is the balls velocity after 1.00 s...

A: Click to see the answer

Q: A solenoid has a current of 3.1A flowing in it. Its length is 1650 mm and its diameter is 140mm. It ...

A: Given Current I = 3.1A Lenght L = 1650mm Diameter= 140mm No. Of turns = 110

Q: A frame-by-frame analysis of a slowmotion video shows that a hovering dragonfly takes 7 frames tocom...

A: (a) 240 frames=1 second1 frame=1240 second7 frames=7240 secondsPeriod of 1 wing beat=7240=0.0292 s T...

Q: How many times longer than the mean life of an extremely unstable atomic nucleus is the lifetime of ...

A: Solution:-

Q: 1. We will be accelerating a cart on a track by inclining the track at a small angle. Initial positi...

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want rem...

Q: What is the approximate percent uncertainty in the measurement given 1.57 m2?

A: The given measured quantity is,

Q: r As you read this problem, your brain is consuming about 22 W of power. (a) If your mass is 65 kg, ...

A: Given Data: The power consumption of the brain is P= 22 W. Part (a): The energy consumption of the...

Q: Silver pellets with a mass of 1.0 g and a temperature of 85 °C are added to 220 g of water at 14 °C....

A: Given: The mass of the silver pellet is 1.0 g. The temperature of silver pellet is 85°C. The mass of...

Q: Two identical springs are connected end to end. (a) Is the force constant of the resulting compound ...

A: Part (a) Consider two springs of force constant k and joined end to end. If a force is applied on th...

Q: (II) In Fig. 21–11, the moving rod has a resistance of 0.25Ωand moves on rails 20.0 cm apart. The st...

A: Step 1: Given: The resistance of rod is R=0.25 Ω. The distance moved is L=20 cm. The force applied ...

Q: Nicholas is at The Noah's Ark Amusement Park and preparing to ride on The Point of No Return racing ...

A: Given Data: Mass of the Nicholas, m=72.6 kg Slide height, h=28.5 m g=9.8 m/s2

Q: Bacteria vary in size, but a diameter of 2.0 mm is not unusual. What are the volume (in cubic centim...

A: The expression for calculate volume bacteria is V=43πr3 Substitute values in the above equation V=43...

Q: What is the equation for GPE?

A: Equation of GPE

Q: (a) When switched on, the trimmer speeds up from 0 to 2 700 rev/min in 0.200 s. What average power i...

A: Given, A grass string trimmer has 100 g of cord wounded in a spool The diameter of the spool are, In...

Q: In her hand, a softball pitcher swings a ball of mass 0.255 kg around a vertical circular path of ra...

A: Analyze the following diagram. Since the force acting on the ball is not a conservative force, the ...

Q: Solve #1 C

A: c. Given, Initial velocity of the truck is u=30kmh Final velocity of the truck is v=120kmh Time take...

Q: Why is it more dangerous to turn on an electric appliancewhen you are standing outside in bare feet ...

A: Electrical appliances

Q: Solve #2 b

A: Given quantities: Height of the cliff (H) = 45 m distance of the target (d) = 240 m acceleration due...