770 What concept is applied in the construction of bridges with expansion joints? * Ospecific heat capacity thermal expansion phase change latent heat

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Q: Determine Distance covered by train in 1 hr Speed of train=80 km/hr

A: Given data : Speed=S Time=t   To find : Distance

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A: The given statement is False. Reason:- Because with the help of small test compass we can only…

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A: given Orbital angular momentum=2 Perpendicular momentum=5/2 Required possible number of total…

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A: The direction of induced current depends on the polarity of the induced emf. And the polarity of the…

Q: Horizontal thrust 'H

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Q: Direction: Tell the Formula used and show the complete solution. Box the final answer. Suppose a…

A: Given data: The cross-sectional area at one region is A1=200 cm2. The flow rate at one region is…

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Q: An object attached to a spring oscillates on a frictionless horizontal track with an amplitude A =…

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Q: Find the moment with respect to the y-axis of the area bounded by the parabola x = 4y - y² and y =…

A: As given, The parabola equations, y=2x x=4y-y2=42x-2x2=8x-4x2 4x2+x-8x=04x2-7x=04x-7=0x=74=1.75…

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Q: Calculate the total resistance of the circuit shown below. Show your work. 27 Ω ww ww 31 02

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Q: A point charge of 10C moves with a uniform velocity of u = (3.8-42) m/s in an electromagnetic field…

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Q: 2. (1) How much heat (in joules) is required to raise the temperature of 34.0 kg of water from 15°C…

A: The heat required to increase the temperature of the water without changing its phase is  Q = m C (…

Q: Determine Distance covered by train in 1 hr Speed of train=80 km/hr

A: Given data:  Time (t) = 1 hr Speed (v) = 80 km/hr Required: Distance (d)

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A: Magnetic Field is the region around a magnetic material or a moving electric charge within which the…

Q: C 30 B 400mm

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Q: (II) A 100-W lightbulb generates 95 W of heat, which is dissipated through a glass bulb that has a…

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Q: A particle with charge 2μC is placed at the origin, an identical particle, with the same charge, is…

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Q: Find the value of distance Speed=21 m/s time=2 s

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Q: 82. Which of the following statements is INCORRECT regarding a convex mirror? Group of answer…

A: Convex mirror always form virtual image of a real object and it always gives a diminished image .

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Q: Find the value of speed of car Distance 34.33 km Time=1 hr

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Q: 2. A cube with a length of 10cm is made up of Aluminum metal (S = 25x10⁹ Pa). A horizontal shear…

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Q: Consider a horizontal spring- mass system with an object of mass m attached to a spring of constant…

A: Correct option  :  quadrupled (×4) Because  We know period  of oscillation of  horizontal spring…

Q: Activity 4: Rainbow connections Another amazing optical illusion in nature is the formation of…

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Q: Determine Distance covered by train in 1 hr Speed of train-80 km/hr

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Q: 30 400 мм 600 mm

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