1. Which of the following is a fundamental unit? * O A. Newton B. Joule C. Watt D. Candela 2. Which of the following is a fundamental quantity? * A. length B. area C. volume D. density

Q: Hooke's law spring is compressed 18.0 cm from equilibrium and the potential energy stored is 72.0 J.…

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Q: Four identical electrical charges q1, q2, q3, q4 with a value of 6.5nC are located at the vertices…

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Q: An engineer is working on a new roller coaster, and he begins by making a scale model. On this…

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Q: Two bowling balls, each with a mass of 8.52 kg, are traveling toward each other. One bowling ball…

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Q: A heat engine with an efficiency of 35% takes in 1100 J of heat from the high-temperature reservoir…

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Q: How does Lenz's law relate to Faraday's law?

A: Given Lenz's law relate to Faraday's law. We have to find How does these two lawslaws related to…

Q: A43 kg student jumps on a pogo stick with spring constant 3.7 k compresses the stick's spring by 37…

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Q: An object in equilibrium must not have

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Q: A cylinder was dropped vertically from rest in a very high, evacuated tube near the surface of the…

A: Given, Mass=6kg Distance=4m Object is falls from rest, so initial velocity zero

Q: A light ray propagates in Material 1 with index of refraction n1=1.19,n1=1.19, strikes an interface,…

A: We know that the snell's law of refraction is given as  n1sinθ1= n2sinθ2 where n1 and n2 are the…

Q: Given data : Force applied=2 N Displacemnt of object=3 m Find the work done

A: given data  force f = 2 N displacement d = 3 m work done w = ?

Q: A CRT television makes use of electrons to make pictures on its screen. An electron with a charge of…

A: Given : Charge , q = 5.2 × 10-7 C Separation distance, d= 0.05 cm  Area, A = 4 × 10-3 m2  Required :…

Q: If the energy received by 7 m? area in 6 minutes is 4290KJ. Calculate the value of Solar constant ?

A: The solar constant is used to quantify the rate at which energy is received upon a unit surface…

Q: I1. PROBLEM SOLVING Determine what is asked. Write your solution(s). 1. Calculate the resistance of…

A: Given   The length of copper wire ( l  )  300 m 10 mm Diameter and circular cross section The length…

Q: 6. The position Sarah is given by = [km]. What is the distance and bearing of Sarah from the…

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Q: Nine grams of helium (molecular mass = 4.0026 u) expand isothermally at 330 K and does 9760 J of…

A: Given Nine gram of helium Molecular mass = 4.0026 u Temperature 330 K Work done  9760 Jules To find…

Q: Refer to the diagram of a roller coaster below. The roller coaster's kinetic energy at point C is…

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Q: A concave mirror has a focal length of 74.0 cm. (a) What is its radius of curvature? 148 cm (b)…

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Q: The most common oxygen isotope is °0, but the rarer isotopes O and 10 of this element also exist in…

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Q: rts have the same mass, what is the tension, T, in

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Q: A proposed nuclear reactor facility will have an electrical power output of 908 MW with a 31.3%…

A: efficiency=output powerinput power=electrical powernuclear power Here electrical power=908 MW &…

Q: A figure skater goes into a spin, keeping her arms at her sides. When she extends her arms: A her…

A: Given statement : A figure skater goes into spin, keeping her arms at her sides

Q: a rod of alloy metal measures 3.521 m long at 290 degrees celius . At 373 degrees celcius the rod is…

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Q: involves no contact and uses only insulators. O friction O gavity O poplarization O-uduction

A: Induction charging is used to charge an object without touching the object to any other charged…

Q: The voltage across an inductor is 4.0 x 10-6 V when the current through it decreased at a rate of…

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Q: An ambulance with a siren emitting a whine at 1570 Hz overtakes and passes a cyclist pedaling a bike…

A: The ambulance speed is 4.603 m/s

Q: finds a hber chime scene that he ahes to usea suspect. He gives the fiber to al an to test the…

A: Given  length of the plates = 12 cm wavelength of the light = 660 nm separation between interference…

Q: Кey projectile A projectile B projectile C

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Q: An oscillating block-spring system takes 0.692 s to begin repeating its motion. Find (a) the period,…

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Q: 8. The motion of a body of mass m, gravitationally attracted to Earth in the presence of a resisting…

A: a) From de given equation, mv dv/dr = - GmMe/r2 + kv2 following that dv/dr = -(GMe/v) v-1 +(k/m) r…

Q: While watching the clouds pass by, you notice a European swallow flying horizontally at a height of…

A: Motion of projectile can be divided into x component and y component.

Q: An oscillating block-spring system takes 0.629 s to begin repeating its motion. Find (a) the period,…

A: Given data:  An oscillating block-spring system Time taken in one oscillation = 0.629 s Required:…

Q: A door bell generates a 54.0 dB sound at a close distance. What is the intensity of the sound…

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Q: Newton’s second principle states that: The acceleration of a particle is directly…

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Q: Two ice skaters are initially at rest. The 78.2 kg male ice skater pushes his 48.5 kg female partner…

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Q: . What is the net force of a 50-kilogram athlete swimming around a 5-meter radius pool in 15…

A: 1) mass of athelete = 50 kg radius = 5 m time = 15 seconds

Q: Torque is the A rotational analogue of Force (F) in linear motion. B rotational analogue of Momentum…

A: Answer-option (C)

Q: passes through a vertical cold front into air that is 3.9 °C. If the sound has frequency of 2500 Hz,…

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Q: Three uniform spheres of masses m, = 3.50 kg, m, = 4.00 kg, and m, = 6.50 kg are placed at the…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Кey projectile A projectile B projectile C Which projectile has the greatest flight time? A…

A: Given Path of all three projectiles are shown in the figure We have to choose the correct option for…

Q: 2) In what direction would the proton move if particle.v vec(0,0,-3e7) m/s? +X O +y O +2 O OO OC

A: Dear student you post multiple questions ,I will solve one question according to guidelines..…

Q: The equation of a transverse wave on a string is y = (4.9 mm) sin[(17 m²1)x+ (650 s 4)t] The tension…

A: The equation of a transverse wave on a string is : y = (4.9 mm) Sin[ (17 m-1)x + (650s-1)t]Tension…

Q: Cat Chaser. A dog, located at the origin, sees a running cat at rCi = 10. [m] i+15 [m j with a…

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Q: In Newton's Second Law F = ma; if we will double the mass of the object while keeping the force…

A: Given data as per question maas is doubled and force is constant m1   =  0.350kg m2  =  0.350kg2 u1…

Q: Monochromatic light falls on a screen 1.85 m from two slits separated by 2.15 mm. The first- and…

A: Given: The distance of the screen is 1.85 m. The distance between slits is 2.15 mm. The separation…

Q: A 36.0 kg child takes a ride on a Ferris wheel that rotates four times each minute and has a…

A: Given data: Mass, m = 36 kg Diameter, D = 21 m⇒Radius, r = 10.5m Rotation = 4 times/minute⇒Time,…

Q: A capacitor filled with air is formed by two spherical shells with inner radius 1 cm and outer…

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Q: What is the force on charge Q = 2.9 nC in the middle of the figure due to the four other charges?…

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Q: An automobile travels on a straight road for 40 km at 30kph. It then continues in the same direction…

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Q: Which of the following is true about the magnetic field in a long, straight, current-carrying…

A: The magnetic field in a long, straight, current-carrying conductor relative to the radius