1) A baseball with a mass of 137 g is thrown horizontally with a speed of 40.6 m/s (91 mi/h) at a bat. The ball is in contact with the bat for 1.05 ms and then travels straight back at a speed of 45.4 m/s (102 mi/h). Determine the average force (in N) exerted on the ball by the bat. Neglect the weight of the ball (it is

Q: What is the wavelength of a wave moving through diamond (v = 12000 m/s) with a frequency of 1500 Hz?

A:

Q: To find: A. Draw a different configuration, and make it a diagram similar to figure 3 above.…

A:

Q: SP1. A merry-go-round in the park has a radius of 1.8 m and a rotational inertia of 900 kg-m². A…

A: As per our guidelines, we are supposed to answer only first three subparts in case of multiple…

Q: A 28 kg object is located 2 meters above the ground. Calculate the objec gravitational potential…

A: Given value--- mass = 28 kg. height = 2 m. We have to find--- gravitational potential energy?

Q: A student pushes a block of mass m=2.5 kg with a horizontal force of F= 60 N over a distance of 50…

A: Given value--- mass = 2.5 kg. F = 60 N. d = 50 m. mu = 0.375 . We have to find--- a. The…

Q: explain paschen‘s law.

A: The characteristics of the gas breakdown voltage between two electrodes are described by Paschen's…

Q: Despite a very strong wind, a tennis player manages to hit a tennis ball with her racquet so that…

A: Let's check each option one by one • A downward force of gravity This option is correct.…

Q: (c) What is the gravitational potential energy when the keys were dropped? (d) What is the…

A:

Q: Calculate the amount of radiation emitted for a unit surface (1 m2) for a hot sidewalk in Birmingham…

A: Write the given values with the suitable variables. A=1 m2T=53 °C=326 Kε=0.82 Here, A and T are the…

Q: 59. A current of 0.1 A circulates around a coil of 100 turns and having a radius equal to 5 cm. The…

A: Magnetic field=a) 4π ×10-5 T

Q: A bottle containing 4.25 kg of water at a temperature of 21.2 degrees Celsius is placed in a…

A: Given data:  Mass (m) = 4.25 kg Initial temperature (T0) = 21.2°C Final temperature (T) = 3.84 °C…

Q: In an INELASTIC collision between two objects OOO the kinetic energy of the system is conserved, but…

A: Inelastic collision: Such a collision between two objects, in which some energy is wasted, is known…

Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…

A:

Q: Hank from largest to smallest. To rank Items as equivalent, overlap them. View Available Hint(s)…

A:

Q: 2. A battery of emf 10 V and internal resistance 3 connected to a resistor. If the current in the…

A:

Q: E17. A uniform disk with a mass of 4 kg and a radius of 0.3 m is rotating with a rotational velocity…

A:

Q: Problem#3: #3A. The rigid bar AB, attached to two vertical rods as shown, is horizontal before the…

A:

Q: A small office building air conditioner operates on 250 V AC and consumes 4.74 kW. What is the cost…

A:

Q: A photon scatters off of an electron with an angle of 72.5 degrees. What is the change in wavelength…

A: According to the Compton scattering equation, we have Δλ=hmec(1-cosθ)

Q: An empty office chair is at rest on a floor. Consider the following forces:  A downward force of…

A: According to question we need to find which option is correct.

Q: A mystery ball radiates heat at 50 J/s when heated to 313 K. At what rate is heat radiated when it…

A: Given data:  The temperature (T1) = 313 K Rate of heat energy radiated (E1) = 50 J/s The new…

Q: The tension force on a cable is 600 N. The cable's total length is 7.5 m and it has a mass of 90 kg.…

A:

Q: A brick is resting on a rough incline as shown in the figure. The friction force acting on the…

A: Inclined plane: An inclined plane, commonly referred to as a ramp, is a flat supporting surface that…

Q: Type Ia Supernova is an example of a: a. Parallax object b. Moving cluster object c. Standard

A:

Q: Problem 5: UP 9.31 Consider a wire of circular cross-section with a radius of R = 3.00 mm. The…

A:

Q: A certain wind turbine has a nameplate capacity of 2 MW. If the average capacity factor is 41%, how…

A: Given value--- nameplate capacity of wind turbine = 2 MW. capacity factor = 41 %. We have to…

Q: A current I = 24 A is directed along the positive x-axis and perpendicular to a magnetic field. A…

A: The force experienced by a current carrying wire in a magnetic field is given by F = iLBsinθ Given,…

Q: A 3.2 kg mess kit sliding on a frictionless surface explodes into two 1.6 kg parts, one moving at…

A:

Q: 4. A student puts a 0.80 kg book against a vertical wall and pushes on the book toward the wall with…

A:

Q: On his trip from home to school, Noah Omwerk drives along three streets after exiting the driveway.…

A: Given value--- He drives 1.85 miles south, 2.43 miles east and 0.35 miles north We have to find---…

Q: Use Kirchhoff's rules to calculate currents I1, I2, and I3, and compare them with the experimental…

A: The circuit diagram is shown below.

Q: deal batteries have emfs &₁ = 12 V and ₂ = 6.0 V and the resistors have resistances R₁ = 4.00 and…

A: Energy dissipation rate = I2 R Energy supplies by battery = VI

Q: Three positive charges are located at the corners of an equilateral triangle as in the figure below.…

A:

Q: To push a crate of mass 70 kg up a frictionless ramp with an angle of 25 ° to the horizontal, a…

A: The given data we have: Mass of the crate: 70 kg Angle of the ramp: 25o Force exerted by the worker:…

Q: How much work (in J) is done to accelerate a car which has a mass of 1200 kg from a speed of 13 m/s…

A:

Q: rocket drifts sideways in outer space from point "a" to point "b" as shown below. The rocket is…

A:

Q: What is the resistance of a 10-m long aluminum wire that has a diameter of 1.0 mm? [Answer: R = 0.34…

A: Resistance is the property of material that resists the flow of electrons in an electric circuit and…

Q: Using an atomic force balance scale, you put 2 neutrons and 1 proton on one side and you put a…

A: Determine the mass of 2 neutrons and 1 proton. m2n+1p=2mn+1mpm2n+1p=2(1.008665 amu)+1(1.0072765…

Q: If the gravitational force between two identical mass objects increases by 4x, that means the…

A:

Q: A teenager of mass m1=50.6kgm1=50.6kg pushes backward against the ground with his foot as he rides…

A:

Q: Sunlight has a power of 1400 watts/meter2.  What is the amplitude of the electric field of sunlight?…

A:

Q: Two rods that are each 1 m in length are arranged on an axis so that their ends are 1 m apart as…

A: The answer calculated earlier is correct.and i did again in simple way but got the same answer.

Q: 7. Find the magnitude and direction of the current in the circuit shown. Note- although we can…

A:

Q: Two steel springs arranged in series as shown supports a load P. The upper spring has 12 turns of…

A:

Q: A telephone cable is stretched between two poles with a tension force of 3000 N. The cable has a…

A:

Q: A small asteroid that has a mass of 1.00×102 kg is moving at 7.00×102 m/s when it is 1.00×103 km…

A:

Q: 32. A kite 100 ft above the ground moves horizontally at a speed of 8 ft/s. At what rate is the…

A: Given data, Let the kite-flying child's position on the ground serve as the origin.  Let x represent…

Q: At time t = 0 a small ball is projected from point A with a velocity of 251 ft/sec at the angle 50°.…

A:

Q: context On a winter day, you are taking your little brother for a sleigh ride on a snowy road. It…

A: A FBD for the given problem is shown below N is the normal force acting on the sleigh W is the…

Q: A rocket drifts sideways in outer space from point "a" to point "b" as shown below. The rocket is…

A: Beyond Point C , There will be no Horizontal or Vertical thrust acting on the rocket. There will be…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”