Question 1 In the figure below, what is the torque due to the weight of the beam? 200 N 2.00 m ㅏ 100 N axis T 300 N 30° 1.00 m

Q: A baseball is thrown toward a player with an initial speed of 36.6 m/s at 50⁰ with the horizontal.…

A: In the given question, Initial velocity of projectile (u) = 36.6m/s Angle of projectile (θ) = 500…

Q: Khufra works at a spring factory and he was assigned to test a certain spring, whose constant is 50…

A: Work done is defined as  W =F→.S→If force and displacement is in same direction thenW =FSIf force…

Q: wait so what is the velocity of the plane relative to the ground?

A: Here it is considered that,  Velocity of plane with respect to wind = Vpw Velocity of plane with…

Q: reversing the direction of current through a wire does not change the magnetic field. a. true b.…

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Q: A golf ball of mass 0.045 kg is hit off the tee at a speed of 34 m/s . The golf club was in contact…

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Q: a wave has a speed of 1200 m/s and a wavelength of 3.3 m. What is its approximate frequency?  a.…

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Q: Calculate the acceleration produced by a force of 240 N exerted on an object of mass 14 kg.

A: Force, F = 240 N Mass, m = 14 kg Acceleration, a = ?

Q: 15. A 2.50-m cylindrical rod of diameter 0.500 cm is connected to a power supply that maintains a…

A: Answer:-  Given  Voltage across the rod(V) = 18.0 V  Length of the rod(L) = 2.50 m = 250 cm…

Q: 41) A certain automobile engine takes in 4.00 kJ of heat and performs 1.10 kJ of mechanical work in…

A: Given data, Heat input (QH)=4.00 kJ Work done (W)=1.10 kJ

Q: An aluminum tea kettle with mass 1.50 kg and containing 1.80 kg of water is placed on a stove. If no…

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Q: Determine the gravitational potential energy of a light that a mass of 8 kg and is 4.2 m above the…

A: Gravitational potential energy is the energy acquired by a body due to its change in position in a…

Q: A sonar signal of frequency 1 x 10^6 Hz has a wavelength of 1.5 mm in water. a) What is the speed of…

A: In the given question, Frequency ( f ) = 1×106Hz Wavelength ( λ ) = 1.5mm = 1.5×10-3m We are…

Q: Find the Current Voltage-44 Volt Resistance-5.5 Ohm

A: Given data : Voltage=V Resistance=R   To find : Current

Q: A bike first accelerates from 0.0 m/s to 5.0 m/s in 4.5 s, then continues at this constant speed for…

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Q: 6. If a small motor does 520. J of work to move a toy car 260. m, what force does it exert?

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Q: 1. Friction is a force that always acts perpendicular to the motion of an object. a. true b. false…

A: As we know that friction force always works in the opposite direction of the motion of the object.…

Q: A motorcycle has a constant speed of 24.2 m/s as it passes over the top of a hill whose radius of…

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Q: A horizontal force F is being used to push an object up a smooth inclined plane. The angle between…

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Q: The index of refraction for diamond is 2.5. Which of the following is correct for the situation…

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Q: You may use a calculator. Which ball in the table has the greatest momentum? O Ball A O Ball B Ball…

A: In the given question, Mass and speed of four balls A, B, C and D are given in a table. We are asked…

Q: A beam of 7.7-MeV a particles scatters from a gold foil of thickness o 0.32 μm. What fraction of the…

A: Given : The energy of α particles = 7.7Mev  thickness of gold foil = 0.32μm

Q: Two charges separated by 6 meters exert 5-N forces on each other. If the charges are pushed to…

A: We know thatF=KQ1Q2r2WhereF=Electrostatic forceK=Coulomb constantQ1,Q2=Chargesr=Distance between…

Q: Find the impulse Force 21.16 N Time=0.03 s

A: Given data : Force=F Time=t   Required : Impulse

Q: I can not see the equation clearly. Can you show it  in other method or by handwrite?

A: Please see the answer below.

Q: What is the answer you got? I can't read

A: Initial velocity, u = 30 m/s Angle, θ = 25° Height, h = 12 m Acceleration due to gravity, g = 10…

Q: 28) When a gas expands adiabatically, A) the temperature of the gas remains constant. B) work is…

A: From the first law of thermodynamics, dU = dQ - dW When the gas expands adiabatically, for an ideal…

Q: Find the time taken 48 w bulb to consume 2400 J of energy?

A: Introduction :  In this question we are provided with value of  power and energy consumed . with…

Q: 12. Two large, parallel, metal plates carry opposite charges of equal magnitude. They are separated…

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Q: A vessel that contains water is moved by paddles that have falling masses. This agitation warms the…

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Q: A typical television dissipates 275 W when it is plugged into a 120 V outlet. a). Find the…

A: We need to use the Ohm's law here, i.e V= I * R, and also  Power is given by P = V * I Equivalent…

Q: The radius of curvature of a spherical mirror is 24 cm. Calculate the focal length ?

A: In the given question, Radius of curvature of spherical mirror (R) = 24cm We are required to find…

Q: 25) A person with severe myopia has a far point (a). (20cm) What is the strength of the lenses The…

A: The correct answer is option (b)  (a) -5.00D (b) -5.00D

Q: A car traveling at 20 m/s when the driver sees a child standing in the road. He takes 0.80 s to…

A: SOlution: Given that speed u = 20 m/s time t = 0.8 s acceleration = -7m/s2

Q: Two point charges in free space are separated by distance d and exert a force 2.6 nN on each other.…

A: Let the two charges be q1 and q2Let the distance between the two charges = d The force between the…

Q: A 100-kgkg tackler moving at a speed of 3.5 m/sm/s meets head-on (and holds on to) an 88-kgkg…

A: The following problem can be solved using the Law of Conservation of Momentum. Given, m1 = 100 kg m2…

Q: Two capacitors, one C₁ = 12.0 µF and the other of unknown capacitance C2, are connected as shown…

A: Given:- Capacitance of the capacitor C1=12.0 μF. Total energy stored in the system of capacitors is…

Q: -2 A car accelerates with a constant acceleration of 2.1 m. s along a long straight road. How long…

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Q: As you stand by the side of the road, a acr approaches you at a constant speed, sounding its horn,…

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Q: Compute For the relation between the cubic inch and the cubic om by taking the ratio of the volume…

A: Volume of the wooden block = a * b * c ( where a, b & c are av. length , av. width and av.…

Q: 2. The resultant of three parallel loads (one load is missing) is 50lb acting up at 12ft to the…

A: Given Resultant force = R = 50 lb Three forces are acting as shown in the figure 50 lb acting in…

Q: A disk, initially rotating at 145 rad/s, is slowed down with a constant angular acceleration of…

A: Given: The intial angular speed of the disk is 145 rad/s. The angulation of the disk is -2.29 rad/s2…

Q: How many moles of gas are in a bike tire with a volume of 0.002 m3, a pressure of 700,000 Pa (a…

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Q: (Based on Neaman, Problem 4.54) - Silicon at T = 300K contains acceptor atoms at a concentration of…

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Q: Find the mass of a car that drives at 8m/s and has 2300 J of energy.

A: Write the given values with the suitable variables. v=8 m/sE=2300 J Here, v is the speed and E is…

Q: ing the Table Direction: Supply the table below with the needed information to complete the table.…

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Q: A 40 - resistor is connected in series to a parallel combination of a 60 - resistor and a 30 -…

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Q: An observant fan at a baseball game notices that the radio commentators have lowered a microphone…

A: Write the given values with the suitable variables. n=12t=60 s Here, n is the number of oscillations…

Q: Refer to the information in Double Play Displacement to answer this question. The magnitude of the…

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Q: An object at the origin has an initial velocity of Vox = 5.4 m/s, voy = -4.8 m/s and a constant…

A: Apply the second kinematic equation to determine the position along the x-direction.

Q: Two positively charged particles, each of magnitude 3.0 x 10-8 C, are fixed on the x-axis. One…

A: Given: The magnitude of the two positively charged particles: Q1 = Q2 = 3.0×10-8 C. The position of…

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.