QUESTION 7 The Fig shows two vectors, whose magnitudes are A = 6.8 units and B = 5.5 units. Then the magnitude of the vector C with rightwards arrow on top equals A with rightwards arrow on top minus B with rightwards arrow on top is: 1.3 A. True B. False Ā B X

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A: Magnetic field B = 0.20 T.Velocity is given as, v = 50 m/s.Resistance of the loop Width of the loop…

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A: Given that,Distance travelled, Time interval, Power produced, Let force applied be .

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A: The mass of llama is The velocity of the llama is The mass of alpaca is .The velocity of alpaca is

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Q: You buy a AA battery in the store, and it has an emf of 1.5 V and small amount of internal…

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Q: A car drives around a circular track of diameter 186 m at a constant speed of 35.4 m/s. During the…

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Q: A cubic container of volume 2.00 L holds 0.500 mol of nitrogen gas at a temperature of 25oC. What…

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Q: A patient 12 in thick is positioned on a table 15 in from the target of an x-ray tube. The region of…

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Q: 19-2) A 25-m wire of diameter 0.30 mm draws 0.499 A when connected across a 3.0-V potential…

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Q: Suppose four charges form a square of side d = 0.0161m. The value of each charge is q = 1.41x10^-6…

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Q: 13. Six identical charges (Q=+1C) were brought from infinity to the points of a hexagon as shown in…

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Q: Calculate the minimum uncertainty with which the speed of a proton may be measured if its position…

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Q: 11. Number of free electrons in copper is 8E28/m³ Calculate T for Cu...and lat 300K Answer: 26 fs

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Q: Two resistors are connected in series with an 17.81 volt battery. The resistors have values of R1 =…

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Q: Physics *DO NOT COPY AND PASTE.   Beyond what you have done with Bending Light/More Tools…

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Q: Use the exact values you enter in previous answer(s) to make later calculation(s). The electrons in…

A: Answer is provided in the images attached.Explanation:

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Q: A hardware salesman measures the mass of a box containing 1000 washers. The mass is 1.3082 kg. What…

A: Number of washers is given as, N = 1000.Mass of the box is given as,

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Q: What is the velocity of a 500 kg elevator that has 4000J of energy?

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Q: 1. A 9 Ω and a 6 Ω resistor are wired in series to a 4.2 V power supply. a) Calculate the equivalent…

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Q: 18-6) A parallel-plate capacitor consists of two parallel, square plates having dimensions 1.0 cm by…

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Q: Problem 6: A person is pulled away from a burning building as in the figure to the right. Their mass…

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Q: The table gives coordinates of a particle moving through space along a smooth curve. (0.5, 1) [1,2]…

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Q: A student foolishly attempts to stop a steel bar, of length L = 1 m and at a temperature of 20ºC,…

A: The objective of the question is to find the expression for the stress that each nail will need to…

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Q: Suppose a woman does 650 J of work and 9300 J of heat is transferred from her into the environment…

A: The objective of the question is to find the change in the woman's internal energy and her percent…

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Q: An electron is moved from an initial location where the potential is V₁ = 40V to a final location…

A: Change in Potential energy is -1.76 x 10-17 J and -110 eV.Explanation:

Q: Problem 9:   An electric coffeemaker has a 790-W heating element. The specific heat of water is 4.19…

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.