In reference frame O, particle A is at rest. In reference frame O', it is in motion. Do observers O and O' agree on the (classical) kinetic energy of the particle?

Q: A car is travelling around a circular track of radius 100 m at a constant speed of 70 km/h. 1200 kg…

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Q: A force of 3.6 N makes an angle of 40° (counter-clockwise) with the +X axis. The Y component of the…

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Q: If a = 27 cm, b = 10 cm, q = +5 nC, and Q = – 10 nC in the figure, what is the potential difference…

A: Solution:-Given thata=27 cm=0.27 m b=10 cm=0.1 mq=+5 nC =+5×10-9 CQ=-10 nC=-10×10-9 Ck=9×109 N.m2/C2

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Q: A force of 1.5N makes an angle of 12° (counter-clockwise) with the +X axis. The Y componen the force…

A: Given  F = 1.5 N  Angle = 12 degree counter clockwise  So F can be resolve into two components  One…

Q: The voltage across an object is steadily increased, and the resulting current through the object is…

A: We know that slope of V-I graph gives the resistance of the object.

Q: Q.4 30 (a) (b) (c) (d) (e) In the Figure below, R = 152, C = 4.7 μF, and L= 25 mH. The generator…

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Q: ii) Describe the major difference between TN-C-S system and TN-S earthing systems using sketches…

A: TN-S Earthing system: TN-C-S Earthing system:

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Q: "Determine the minimum uncertainty in the position of an electron if its speed is known with a…

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Q: 12-126. If the car passes point A with a speed of 20 m/s and begins to increase its speed at a…

A: Given: speed of car at A = 20 m/s acceleration at=0.5 m/s2 y=16-1625x2 we have to find acceleration…

Q: Which of the following is true for an open system? 1. Matter is able to freely enter or exit the…

A: An open system in thermodynamics is a system which can exchange matter and energy (in form of heat…

Q: 5. • A concave spherical mirror has a radius of curvature of 10.0 cm. Calculate the location and…

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Q: A force of 7.3 N makes an angle of 23° (counter- clockwise) with the +X axis. The X component of the…

A: Given that:Force F=7.3 NAngle of force with positive axis, θ=23° counterclock wise

Q: The graph shows the angular velocity of a unicycle wheel of radius 0.3 meters as a performer does a…

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Q: (a) An LED with V=1.8 V is connected as shown in Figure 3a 6) Calculate the value of the resistor, R…

A: In the above question it is given that Emfof the battery ,V=12 voltPotential dropped acorss the LED…

Q: Q7. If P(2,3,7) and L(0,-2,5), then the magnitude of the vector PL is

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Q: 55. As the mass of an object on Earth's surface decreases, what happens to the inertia and weight of…

A: 62) increases,  63) F = 10 N Mass m = 20 kg

Q: In a certain region, the electric flux density is given by D = 2p(z + 1)cos(4)u, – p(z + 1)sin (4)ug…

A: We find the charge density using Gauss's law and then move on to calculate the charge enclosed by a…

Q: X-rays with a wavelength of 0.120 nm. The atomic planes in the crystal are separated by 0.20 nm.…

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Q: L at i а d'i i с

A: The magnitude of magnetic force is given by The direction of magnetic force is given by Fleming's…

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A: Given Slit width becomes half Then We have to choose the correct option for distance between dark…

Q: A ball whirls around on the end of a string, moving in a circle at a constant speed of 3.0 m/s. If…

A: for a circular motion acceleration =v2R

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Q: +5 V 1 kN

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Q: What is the period of the engine? Express your answer using two significant figures. ?

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Q: e. You can also obtain the component by measuring the angle from the +xaxis with counterclockwise…

A: F→ = 14 m-sin30°i^-cos30°j^G→ = 20 msin36.87°-cos36.87°

Q: A force of 8.3 N makes an angle of 21° (counter-clockwise) with the +X axis. The X component of the…

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Q: A force of 8.3 N makes an angle of 17° (counter-clockwise) with the +X axis. The Y component of the…

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Q: 17. Graph-it-all analysis. The following are a y-t plot, two v-t plots, and an a-t plot. Which of…

A: Its a concept lf acceleration. We know during free fall the acceleration remains constant i.e…

Q: Two resistors are connected in parallel as shown in the figure. What is the value of R, and IT? + VT…

A: VT = 150 volts V1 = 150 volts R1 = 130 ohm I2 = 0.7 A

Q: A narrow coil of 10 turns and area 4 x 10° m²is placed ia a uniform magnetic ficld of flux density,…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: generator at one end of a very long string creates a wave given by = (6.48 cm) cos[(7/2)(4.79 m1x +…

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Q: A force of 5 N makes an angle of 15° (counter-clockwise) with the +X axis. The X component of the…

A: Given data: Force, F=5 N Angle, θ=15°

Q: 12. A crane lifts a 100-kg mass a height of 20 m in 5 s. Calculate (a) the work done by the crane,…

A: Given that:-Mass, m=100 kgHeight, h=20 mIn-time, t=5 secWe can say,Work done by crane is opposite to…

Q: Two identical R= 9.91 ohm light bulbs are connected in parallel to a 10.5 volt battery. How much…

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Q: In a single slit diffraction experiment the width of the central bright fringe on the screen is 3.…

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Q: At the top of a frictionless inclined plane, a 0.50-kilogram block of ice possesses 6.0 joules of…

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Q: car crash forces I mg Fe Two identical cars, mass 1.0 tonnes, travelling at 30.0 kph in opposite…

A: Given, mass of cars = 1.0 tonss= 15 cm= 0.15 mspeed, u = 30 kph=253 m/sv=0a. we have from equation…

Q: y F1 45° 30° F = 150 N Copyright O 2022 Pear

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Q: A 6 nC charge is distributed uniformly along the y axis from y = 0 to y = 3 m. Which of the…

A: Given,charge Q = 6 nC = 6 ×10-9 Cis uniformly distributed fromy = 0 to y = 3 mFindX - component of…

Q: Compute for the normal force. n m₂ Ⓒ = 40.3° A. m2gcos40.3 B. m2gsin49.7 C. m2gtan49.7 D. m2g m₂g T…

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