Differentiate between kinematic similarity and dynamic similarity.
Q: A light bulb emits light uniformly in all directions. The average emitted power is 75W. At a…
A: Given that, Average power, P=75W Distance, r= 2m Intensity, I=P4πr2=75 Watt4π×22=1.492 W/m2The…
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Q: A football quarterback is moving straight backward at a speed of 1.51 m/s when he throws a pass to a…
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Q: A cannon fires a shell with an initial velocity of 300 m/s at 62.0° above the horizontal. The shell…
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Q: 7. What is the maximum energy a photon can have after Compton scattering at an angle of 30°? hーA。…
A: In Compton scattering, energy of scattered photon is less than energy of incident photon as some…
Q: Determine the small gravitational force Fwhich the copper sphere exerts on the steel sphere, Both…
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Q: Compare the kinetic energy of a 22,000 kg truck moving at 145 km/h with that of an 83.0 kg astronaut…
A: Given data: Mass of truck (mt) = 22,000 kg Velocity of truck (vt) = 145 km/h Mass of astronaut (ma)…
Q: A pipe system with a radius of 0.060 m has a liquid flowing through it at a speed 10. of 3.96 m/s.…
A: Radius is R = 0.060 speed v = 3.96 m/s cross-section area A = πR2 A = 3.14 x(0.06)2 A = 0.0113 m2…
Q: A 13 kg object oscillates at the end of the vertical spring that has a spring constant 26000 N/m.…
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Q: Two point charges Q, = -60.0 µC and Q2 = 50.0 µC are separated by a distance d = 10.0 cm, as shown…
A: Given: Q1=-60×10-6C, Q2=50×10-6C, d1=0.1m, d2=0.04m The electric potential at point A due to Q1 is :…
Q: An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their…
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Q: 33. M CHALK MMH A car is traveling at 20.0 m/s, and the driver sees a traffic light turn red. After…
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Q: How much work must be done (in electron Volts) to move a stationary electron located 5.29 x 10 -11 m…
A: Given Old position, d1 = 5.29×10-11 m New position, d2 = 21.2×10-11 m k = 8.99×109 N.m2 C-2 e =…
Q: A solid ball with a mass of 3.36 kg and a radius of 0.099 m starts from rest at a height of 4.40 m…
A: Given,mass of the solid ball, m = 3.36 kgradius of the ball, R = 0.099 mheight of the inclined…
Q: In the figure, a solid cylinder of radius 19 cm and mass 10 kg starts from rest and rolls without…
A: Given Cylinder radius (r) = 19 cm = 0.19 m Mass (m) = 10 kg Distance (L)…
Q: A runaway train car that has a mass of 1.545 x 10 kg travels at a speed of 5.35 m/s down a track.…
A: mass of train (m) = 1.545×104 kg Initial speed (u) = 5.35 m/s force (f) =- 1.85×103 N final speed…
Q: A13-MeV inetic energy) proton enters a 0.37-T feld in a plane perpendicular to the field Part A What…
A: Kinetic energy K = 1.3 MeV K = 1.3 x1.60 x 10-13 J K = 2.08 x 10-13 J Magnetic field B = 0.37 T Let…
Q: )A force of 10N is applied by a boy while lifting a 20kg mass. How much does it accelerate by?
A: Given Mass = 2 kg Force applied by boy = 10 N We have to calculate acceleration
Q: 1.5 m 3.0 m A 60 kg diver stands at the end of a 30 kg springboard, as shown above. The board is…
A: The magnitude of torque can be calculated by Torque = Fd Where F is force d is distance…
Q: Santa loses his footing and slides down a frictionless, snowy roof that is tilted at an angle of…
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Q: 2. What is the smallest number of whole logs (density = 735 kg/m2, radius = 0.076 m, length = 2.82…
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Q: The power dissipated by a load resistor of 490 is 61W. If the "load" voltage across the resistor is…
A: According to question--- Given values-- power = 61 W. resistance R = 49 ohm. internal resistance r…
Q: A light ray in the core (n 1.40) of a cylindrical optical fiber is incident on the cladding. A ray…
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Q: The diagram below shows a speed-time graph for a low-friction cart that was moving alon segments of…
A: From the given graph, we have to find that in which segments the car has undergone an interaction.
Q: 20. What is the gravitational force of attraction between two 60kg and boy girl siting 2 m apart?…
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Q: Two objects of mass 2 kg and 12 kg, respectively, are connected by a rope through a homogeneous…
A: Concept: Mass of Objects are m1=2kg m2=12 kg Mass of the Pulley M=4 kg Here, Moment of Inertia I is…
Q: A fidget spinner starts spinning at 141 rad/s. It takes 107 s for it to come to a complete stop.…
A: Initial angular speed ωo = 141 rad/s Final angular speed ω = 0 rad/s (comes to stop) time taken t =…
Q: A 685-N Marine in basic training climbs a 8.0-m vertical rope at a constant speed in 8.50 s. What is…
A: Weight, W = 685 N Height, h = 8 m Time, t = 8.50 s Power, P = Work/Time or P = Wh/t or P = 685 x…
Q: The period of a simple pendulum is found to change by 40% when its length is increased by 0.5 m.…
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Q: Part A The 10-cm-wide, zero-resistance slide wire shown in the figure is pushed toward the 2.2…
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Q: Oppositely charged parallel plates are separated by 5.16 mm. A potential difference of 600 v exists…
A: Given that,plate seperation, d=5.16 mmpotential difference, V=600 V
Q: Starting from rest, an airplane propeller begins to rotate with an angular acceleration a = 0.0500…
A: The centripetal acceleration is given by, ac=v2Rv=tangential velocity of the object at that instant…
Q: A rocket has an exhaust speed of 2.5 x 103 m/s, and produces 8.5 x 10 N of instantaneous thrust.…
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Q: The Leyden jar, invented by chance in 1746, was one of the earliest types of capacitors, made by…
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Q: What is the energy in joules of a photon in a radio wave from an AM station that has a 1530-kHz…
A: Given, frequency f=1530 kHzPlanck's constant h =6.63×10-34J.s
Q: You threw a ball at 25 o from X axis, and it has initial velocity Vo = 15 m/s. Find out what are its…
A: Initial velocity (vo) = 15 m/s Launch angle (θ) = 25o
Q: Which of the following is NOT a characteristic of electromagnetic waves? Question 1 options: Radio…
A: 3rd point. The wavelength and frequency of an electromagnetic wave are independent from each other
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