Which one of the diagrams could depict an object moving with constant speed and constant direction? Note: you will have to explain your answer in the NEXT question O 15 N 25 N 25 N 25 N 20 N 25 N 25 N 20 N 25 N O All of these O None of these
Q: Power is measured in the units of? Choose all that apply. A. kJ (Kilojoules) B. Nm/s (…
A: Power = EnergyTime=Js=WattPower =Force ×displacementTime=Nms
Q: Defined as the change in an object's Kinetic Energy a. Mechanical Energy b. Law of Conservation of…
A: According to the law of conservation of energy, energy can neither be created nor destroyed. It can…
Q: Which of the following is not a unit of power? a. J/s b. W⋅s c. ft⋅lbs/s d. hp
A: To find: which is not the unit of power?
Q: An object (height = 2 cm) is viewed through a convex spherical mirror (f = -8.2 cm). Determine the…
A: Given, A convex mirror Focus=f=-8.2 cm object distance=10 cm Let image distance u cm
Q: The 85 kg man pushes against a stationary wall with a force of 250 N for 30 seconds. How much work…
A: Work is basically the dot product between the force and the displacement of the object. The formula…
Q: A roller coaster car moves from point A to points B, C, and D as shown. Which one of the following…
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Q: If a source of energy such as a solar power plant provides 1 gigawatt of power, many joules is that…
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Q: 65 20 8 Q3: Mention the basic drawing terms and the modification terms needed to draw the figure…
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Q: A particle starts from rest and accelerates as shown in Figure. Determine the particle's speed at t…
A: Initial speed of the particle is u = 0 m/s Time is t = 10 s .
Q: The measurement of an electron's energy requires a time interval of 1.2x10-8 s. dil a What is the…
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Q: L Which of the following is true? 0 kxk=1 O kxk=2 jxk=i Ok+k=j
A: According to question we need to choose correct option.
Q: Q1/ Derive the power (watt) into its the basic S.I units?
A:
Q: Which of the following is not a unit of power? Select one: a. J/s b. W⋅s c. ft⋅lbs/s…
A: As we know that, Power is the amount of energy transferred per unit time or rate of doing…
Q: Q2(Hw) In two Wattmeter method, iff W-120.6W W2%=220,5W, Calculate the load p.f.
A: The phase angle (lag) in two wattmeter method is given by : Putting values :
Q: sume that R₁ = 42 . R₂ = 71. R₂ = 20 . R₁ = 73 . R = 20 2. R6=25 2. Submit ✓ Correct Part C Previous…
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Q: 500 joules of work was done in 10 seconds, the power used was A. 0.025 watts B. 0.025 N C. 40 N D.…
A: Given value--- work = 500 J. time = 10 sec. We need to find--- Power ?
Q: By converting the power of loudspeaker,3700 000 Watt into kilowatt, we get
A: Power is defined as the ratio of work done and the unit time. It is generally represented by the…
Q: The four 1.0 g spheres shown in the figure are released simultaneously and allowed to move away from…
A: Given the mass of each sphere = m = 1 g = 10-3 kgThe charge on each sphere = q = +10 nCI have to…
Q: 1. What amount of work is done when a 5 newton object is moved a distance of 10 meters?
A: Given data: Force (F) = 5 N Distance (d) = 10 m Required: Work done (W)
Q: Match associated items - A. B. C. D. E.…
A: Terms given in left column : Power Physics unit of energy Physics unit of power Potential energy…
Q: Choose the correct letter only. 2.This is defined as 1 Nm. A. Energy B. Watts C. Joule D.…
A: The Newton-meter is used as a unit of energy or work called Joule. Work…
Q: The work done by the force
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Q: X- The higher the wattage of an appliance, the greater the electrical energy consumption. Y- Energy…
A: wattage measures the consumption of electrical energy. The energy per unit time is known as power…
Q: 94. Which of the following is a unit of energy?* O a. W O b. kg m/s O c.J O d. m/s
A: Energy : Energy is defined as the capacity of doing work.
Q: 3. One watt is equivalent to one (1) N•m (2) N/m (3) J•s (4) J/s
A: 'Watt' is the unit of power. Power is defined as energy per unit of time. Power…
Q: A 5500 W lathe can move an iron block at a constant speed of 4.3 m/s. What is the force applied to…
A: Given Power (P)=5500 w speed(v) =4.3 ms-1 Required force(F)=?
Q: Find the kinetic energy of an electron whose de Broglie wavelength is 2.9 Å.
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Q: An ice cube is placed in a microwave oven. Suppose the over delivers 105 W of power to the ice cube…
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Q: A value of 1 Joule is equal to what? A. 1N * m^2 B. 1N*M C. 1 n/m^2
A: A value of 1 Joule is equal to 1N*M The correct answer is B. 1N*M
Q: Q1/ Derive the power (watt) into its tlhe basic S.I mits?
A: Power = workdone/time
Q: It's given the Kinetic energy formula: KE=1/2 mv2 How to solve for v?
A:
Q: Suppose that à = 2i + j, B = i- 4j + k, and Ĉ =j+k À· (B × Č)? What is
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Q: 6. A 2,500 kg airplane can accelerate on the runway from rest to 250 mph in 15 seconds. What is the…
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Q: Q9. A body at rest cannot have O Potential energy O Kinetic energy O Electrical energy O Both A and…
A: Potential Energy calculated as: U = mgh ......(1) Kinetic energy is calculated as: T =…
Q: Chichay uses the washing machine which consumes energy at 300 Watts at normal washing speed. How…
A: Given(s): Power of the machine, P=300 W=0.30 kW It runs for, t=80 min=8060h=43 h Cost of…
Q: When is potential energy largest? Why?
A: Potential energy of any object is the energy possessed by the object by virtue of position (or…
Q: Determine the unit of energy if the power is measure in watts and the time in minutes.
A: Energy is the ability to do work. Power is the rate at which work is done. We can express energy…
Q: &17 www R₁ R₁ ww i₁ a iz R₂ b E2 i2 R₁ ܕܐ 2 82 R₁
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Q: 18. A straightforward method of finding the density of an object is to measure its mass and then…
A: As you have asked to solve question number 18, I am solving no. 18. Since Archimedes' Principle…
Q: A force in the +x-direction with magnitude F(x)= 18.0 N (0.530 N/m) is applied to a 7.10 kg box that…
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Q: Q9. A body at rest cannot have O Potential energy O Kinetic energy O Electrical energy O Both A and…
A: The potential energy of the body posses when the body is at the rest. P.E = mgh The potential…
Q: 96. What is kinetic energy?" a. energy of an object has due to its motion O b. energy stored within…
A: When an object moves some distance, then the amount of word done by the object is defined as the…
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