How much mass must be converted to energy to release one million kilowatt hours?

Q: Determine whether or not the path travelled has an effect on the work being performed if the…

A: Work is done when a force acts on an object to cause certain displacement. If force acts along the…

Q: 37. A worker applies a constant horizontal force with magnitude 20 N to a box with mass 40 kg…

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Q: A conventional photovoltaic cell delivers 4.0*10^-3 W  of electric engery when illuminated with…

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Q: 15 A 12 kg block hanging on a string is pulled upward by the string with an upward acceleration of…

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Q: Calculate the electric field strenght 0.25m away from a balloon that is holding +3.5 x 10-5 C of…

A: Given data:  Distance (r) = 0.25 m Charge (q) = +3.5×10-5 C Required: The electric field (E)

Q: A square surface of area 2cm2 is in a space of uniform electric field of magnitude 10 N/C. The…

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Q: While digging a small hole prior to planting a tree, a homeowner encounters rocks. If he exerts a…

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Q: See the diagram below. The cart, with a mass of 1Kg, rolls downward on a frictionless surface. What…

A: Given Mass of the cart is m=1 kg Speed of the cart at the bottom of the run is v=10 m/s     We have…

Q: Imagine that you are performing optical microscopy and can only use one color of light to examine…

A: In this problem, it is asking which color is used for examine and has best resolution.

Q: A body does 32 Joules of work in 6 seconds . What is it's power

A: Given data :                      Work done   =   W                      Time Taken   =    t…

Q: 19. A waitress shoves a ketchup bottle with mass 0.45 kg to her right along a smooth, level lunch…

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Q: Gneven data Mass 15 kg Velocity = 16m/. 1.6 m/A Find kinetic energy

A: Given data :                      Mass    =    m                 Velocity     =    v        To find…

Q: Compare and contrast these two waves traveling on the same string tension. Use all of the following…

A: Compare and contrast these two waves traveling on the same string tension. Use all of the following…

Q: 1. Which of the following statements is/are TRUE? a. The coefficient of restitution can take up a…

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Q: The lowest pressure attainable using the best available vacuum techniques is about…

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Q: 1. a) A conventional photovoltaic cell delivers 4.0x10a W of electric energy when illuminated with…

A: Output power by cell = 4.0 × 10-3 W  Input power = 1.2 × 10-1 W

Q: A car is moving on a straight road 17 m/s. It is acceleration at 28 m/s² . What will be it's…

A: Given data :                   Acceleration    =    a                   Initial velocity   =   u…

Q: 1. SHM and Angular Frequencynobs Solve for the angular frequency using your SHM equations for each…

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Q: A ray of light hit a body of water at an angle of 45 degrees with respect to the normal. What is its…

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Q: Oxygen is released in this process. O Light Reaction Calvin Cycle O Both Light Reaction and Calvin…

A: Oxygen is released both light and Calvin cycle process

Q: An object is thrown horizontally from the top of a building with an initial velocity of 15.0 m/s.…

A: Given(s): The object is thrown horizontally. The initial velocity of the object is, 15.0 m/s. The…

Q: The induced magnetic field at radial distance 8.6 mm from the central axis of a circular…

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Q: Imagine that you have a loop of wire with 1 cm radius. The size of b field that passes through the…

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Q: There are two Carnot engines A and B operating in two different temperature regions. For Engine A…

A: If a Carnot engine is working between a hot reservoir of temperatureTh and a cold reservoir of…

Q: A 36.0-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of…

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Q: For what values of do (in relation to f) is the image virtual and magnified? For what values of do…

A: d0= Object distance f = focal length

Q: A vapor is in equilibrium with its liquid and in an enclosed container. Choose the true statement…

A: If there is a difference in vapour and liquid temperature, there would be exchange of energy in the…

Q: An uncharged capacitor is connected in series with a resistor, a dc battery and an open switch. At…

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Q: data (iven danta," CUrnent 7A CUTineni ニ Reiatomce = 10 10 R fmd voildage=?

A: Given data :                   Current     =     I                  Resistance    =   R        To…

Q: A resistor, an uncharged capacitor, a dc voltage source, and an open switch are all connected in…

A: Let the voltage of the dc voltage source = V let the current = I Let the resistance of the resistor…

Q: A ray of light hit a mirror at an angle of 45 degrees with respect to the normal. What is its angle…

A: Given:   A ray of light hit a mirror at an angle of 45 degrees with respect to the normal. What is…

Q: please answer and provide an explanation. thank you! A cup of water is scooped up from a swimming…

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Q: You have left a fork in a very hot pan. Is it better for the fork to be made of (a) a material that…

A: Given in question - You left a fork in a very hot pan. Solution- As you have left the fork in the…

Q: Which has greater kinetic energy? A) a car traveling at 30 km/hr. B) a car of half the mass…

A: KE=1/2mv^2KEA=1/2(m)(30)^2=450(m) JHalf the mass and add the new velocityKEB=1/2(m/2)(60)^2=900(m) J…

Q: An x-ray photon of energy 3.20 x 10-15 J has what wavelength?

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Q: 3. Two charges Q1 = 10 nC and Q2 = - 20 nC, separated by a distance of 2 m, are lying along y-axis.…

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Q: A cannon ball is fired from ground level with a speed of 430 m/s at an angle of 37.0° to the…

A: Given data:   Initial velocity (Vi) = 430 m/s Angle (θ) = 37.0° Air resistance is negligible…

Q: 3. Two equal positively charged particles are at opposite corners of a trapezoid as shown in the…

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Q: Consider the pendulum shown in the figure (Figure 1). Note that the pendulum's string is stopped by…

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Q: 2. A flat, circular coil has radius 10.0 cm and 200 turns. It is immersed in a uniform magnetic…

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Q: A new band sensation Is playing a recorded sound moves through the speaker. O The frequency or…

A: statement 1 ... Answer TRUE the frequency and amplitude of wave can change from speaker. Speaker…

Q: If heat absorbed by the engine = 15,000 Joule and Low temperature of 450 K High temperature of 850…

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Q: A very heavy car is moving down the road and has 1,000,000 joules of kinetic energy. if the car has…

A: Given data:  A very heavy car moving down the road  Kinetic energy (KE) = 1,000,000 J New mass (m')…

Q: Example:)A conductor located at x 0.4m, y =0 and 0< z 2.0 m carries a curre the az direction. Along…

A: Answer:-  Given  Current (I) = 5.0 A  Magnetic field (B) = 2.5 ax T  We know that  Force (F) = I ( L…

Q: QUESTION 14 Given the first order constant of the radioactive decay of carbon-14 to the stable…

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Q: A wheel of diameter 26cm turns at 1500 rpm. How far will a point on the outer rim move in 2.0s? A)…

A: Diameter  of the wheel (d) = 26 cm = 0.26 m Time (t) = 2 s Speed= 1500 rpm

Q: A wheel with moment of inertia 3.00 kg x m^2 has a net torque of 3.50 Nxm applied to it. What…

A: Given the value of Moment of Inertia (I) and net torque (T) of the wheel. Here we have to use the…

Q: A boll rounds a 36 m radius curve at 6 m/s. The magnitude of it's acceleration in m/s?

A: Given data :                      Radius    =     R                      Speed     =     V      To…

Q: Write down the relationship between wavelength and frequency for light wave travelling down a vacuum

A: Wavelength and Frequency: The wavelength of a light wave basically a distance between two points on…

Q: Two particles are fixed to an x axis: particle 1 of charge q1 = 2.08 x 10-8 C atx = 26.0 cm and…

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