A. Who should sit farther from the center of a uniform seesaw, a 93-kg man or his 33-kg son, for the seesaw to remain in a horizontal position? Explain. B.  Illustrate the figure and solve the problem by showing complete solution.  Ella  weighing 225 N  sits at one end of a see-saw 4 m long. If  Omar sits opposite her 150 cm away from the center, they balance each other. What is the weight of Omar? ( Disregard the weight of the seesaw)

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Q: A 1.5kg metal block slides ted pipe so that the energy transfer is between the metal block and the…

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Q: ORJNW True or False: The following equation is dimensionally consistent. (Note: [K] = ML²/T2, [1] =…

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Q: A3kg crate is placed at the bottom of an inclined frictionless plane making an angle 30° above the…

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Q: Choose the correct answer between the two. 1. What happens to the Potential Energy of the bicycle…

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Q: A 5.00-cm tall light bulb is placed 55.5 cm from a concave mirror having a focal length of 15.2 cm.…

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Q: A conductor of charge conductor flows through a for 10.023 s. What amount passes through the ?

A: Given value--- current = 8.012 A. time = 10.023 s. We have to find---- Charge?

Q: An XBox controller uses a single 1.5-volt battery How much resistance does the controller have if…

A: According to Ohm's law,      Resistance = Voltage / Current = V/I

Q: (II) Determine the energy content of 100 g of Karen's fudge cookies from the following measurements.…

A: Given data: Mass of water, mw=2 kg Mass of aluminum bomb, mb=0.615 kg Mass of aluminum calorimeter,…

Q: A boll rounds a 28.12 m radius curve. at 8 m/s. The magnitude of it's in m/s². acceleration

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Q: The diagram shows a straight wire carrying a conventional current / into the page. The wire is…

A: In this figure the direction of current I is into the page. And the direction of magnetic field is…

Q: SOLUTION IS NEEDED A wood door at 27°C has a length of 80 cm and a width of 200 cm. During a hot…

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Q: A person is at rest in an insulated room with an ambient temperature of 19.1°C. The person has a…

A: Temperature of room, Tr = 19.1° C = (19.1 + 273) K = 292.1 K Surface area, A = 1.84 m² Skin…

Q: An object starts from rest and moves a distance d due to the presence of a net force F_net. If the…

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Q: Find the gravitational potential energy of a light that a mass of 4.2kg and is 2 m above the ground.

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Q: All changes saved 2. The height of the Ferris wheel in feet can be represented by the function 50…

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Q: What is the acceleration of the system if a mass of 35.7kg is placed on a 45.6° inclined plane and…

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Q: For a mass-spring system that undergoes a simple harmonic motion with amplitude A, determine the…

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Q: o obtain a value for magnetic flux, the magnetic field must be oriented perpendicular to the plane…

A: Given, To state whether magnetic field must be oriented perpendicular to plane of area vector for…

Q: Given data: Mass = Density = Determine the volume 25 kg 670 kg / m³

A: Volume = mass/ density

Q: Find displacement Work done=0.22 J Force=0.2 N

A: Given data : Force=F Work done=W   Required : Displacement

Q: Find the value of force applied if work done is 120.011 J and displacement is 21.021 m

A: Given data :                   Work done     =     W                  Displacement   =    d…

Q: *53. A 6.00-cm tall light bulb is placed 45.5 cm from a concave mirror and the image formed at 22.5…

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Q: maxx of a body 3 kg is it's weight? what

A: Given value--- mass = 3 kg. We have to find--- weight?

Q: A horizontal spring-mass system consists of a mass m = 2 kg that is attached to a spring having a…

A: Given Mass is given as m=2 kg Spring constant of the Spring is k=500 N/m     We have to find the…

Q: In the circuit shown below, R1 = 3 ohms, R2 = 2 ohms, R3 = 5 ohms, 21 = 4 V, 2 = 10 V₂ and 3 = 6 V.…

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Q: Which is the equivalent equation of the given loop ABCD in the given diagram? A B R 1₁. r₁ E₁ D O E₁…

A: Given: Electric circuit diagram. We need to write KVL in loop ABCD.

Q: Calculate the momentum of a car having mass 340 kg moving with a velocity 42 m/s

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Q: Q-1: A horizontal force F = 380 N is necessary to start raising the block A. The coefficient of…

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Q: Coulomb's Law and Electric Field Calculations: A -1.0 nC charged particle is located at the origin.…

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Q: Suppose that a particle moves along a straight line with velocity defined by v(t) = t² – 3t – 18,…

A: Displacement = -90 m

Q: Describe the difference in what happens when you move the magnet through the coil slowly vs.…

A: The moment of the magnet through the coil gives us induced voltage in the coil which is produced due…

Q: In Kirchhoff’s rules, what does it mean if a positive value is obtained for a current after solving…

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Q: A water heater with a maximum power output of 650W is used to increase the temperature of water for…

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Q: 0m=2.78 h=31m Find P.E g=10m ls2

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Q: 94. A wire with a length of 2.0 m and a diameter of 1.0 mm has a resistance of 0.45 Ω. What is the…

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Q: An explosion occurs in Baguio city during a cold day at 8 °C. How long after the explosion does a…

A: The velocity of sound wave is given by, v = d/t  Where, v = velocity of sound d = distance travelled…

Q: C. 305.2 1--1 Convert 66.0 km²/h³ to m²/s³. 9. A. B. 0.001192 m²/s³ 0.001341 m²/s³ 0.001415 m²/s³ C.…

A: Ans is 141.438 m^2/s^3.

Q: After the lockdown due to Covid-19, Ezekiel a 10year-old kid of mass 40kg starts to have an outdoor…

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Q: The glass beam 30.0 cm long and 1.50 cm in diameter. Assume the average coefficient of linear…

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Q: Noticeable diffraction will not occur when a the slit of an opening is double the magnitude of the…

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Q: A ball moves on a frictionless track as shown below. The horizontal plane passing through the…

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Q: Find the speed of car Distance covered=212 m Time=2.3 s

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Q: A spherical tank of diameter 4 m is half-full of water (weight density = 9800 N/m³). Setup the…

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Q: A box of mass m = 2 kg is kicked on a rough horizontal plane with an initial velocity v_0. If the…

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Q: IUWGZ A bullet moving 170 m/s strikes a brick wall and comes to rest 3.6 cm inside a brick. If the…

A: initial velocity of the bullet (u) =- 170 m/s final velocity (v) = 0 m/s displacement(d) = -3.6 cm =…

Q: A 0.440-kg object attached to a spring with a force constant of 8.00 N/m vibrates in simple harmonic…

A: mass of object (m) = 0.44 kg spring constant (k) = 8 NmAmplitude (A) = 11.2 cm

Q: IVJPC An object on the ground is launched at 30 m/s at an angle of 58° above the horizontal. If the…

A: Given: The initial velocity of the object is 30 m/s. The angle of projection is 58o. The height of…

Q: For a mass-spring system that undergoes a simple harmonic motion with amplitude A, determine the…

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Q: IUXTE A ball dropped from a helicopter takes 1.6 s to fall the final 35 m. From what height was it…

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Center of Gravity of a system

The centre of gravity is a property that is based on the geometry of a rigid body or any particle. It is described as an equilibrium point or a hypothetical location where the total weight of the body is concentrated.