The motion of a particle under the influence of a central force is described by r=a sin 8. Find the nature of the force?

Q: Problem 4: A satellite is traveling around a planet in a circular orbit with radius R. It moves in a...

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Q: Two progressive waves y1 = A sin(x – ot) and y2 = A sin( 4 x – wt – 5) travel in the same direction....

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Q: 4. Prove that A2 = 0 when the scattering angle of incident rays equal to zero.

A: Compton discovered that when X-rays of a sharply defined frequency were incident on a material of lo...

Q: Q.4. A robot lands on Mars. Its x and y coordinates are given by equations: x(t) = 2m –(0.25m/s2 )t2...

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Q: A current is moving away from your body and the magnetic field is moving to the right. Which directi...

A: Given: current is moving away : (along -ve z axis) magnetic field is in right : (along -ve x axis) w...

Q: Problem 6: A child's toy consists of a m = 45 g monkey suspended from a spring of negligible mass an...

A: As per our policy we will solve first three subparts for you. To get remaining subparts solved pleas...

Q: One of the lines in the emission spectrum of the hydrogen atom has a wavelength of λ = 102.6 nm.   ...

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Q: A polariser made of Polaroid polymer has an intensity transmittance of 90 percent for light polarise...

A: The intensity of light transmitted through a polarizer is given by Malus law, I = I0* cos2(theta) Wh...

Q: Vhich types of light are absorbed by genetic material? (SELECT ALL THAT APPLY) O ultraviolet (UV) vi...

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Q: A long measuring stick rests against the wall in a physics laboratory with its 200-cm end at the flo...

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Q: Evaluate the Larmor frequency for orbital motion in a field of B=1T.

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Q: Question 9 of 9 A 2.00-kg object B is connected with a string to a 3.00-kg object A, which is connec...

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Q: If the energy released by the Hoover dam in 2.5 days is 2.7E14 J, find the equivalent mass associate...

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Q: The string of 9 meters long is clamped at the ends and is vibrating as the fifth harmonic. The strin...

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Q: 7. The focal length of a spherical mirror in 25 cm. What is its radius of curvature ?

A: Write the expression for the radius of curvature. Here, f represents the focal length.

Q: A 0.1 kg tennis ball is moving toward a tennis racket at 16 m/s. The racket hits the ball and the ba...

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Q: What is the centripetal force needed to keep a 3.58 kg mass moving in a circle of radius 0.26 m at a...

A: The centripetal force is given by Fcentripetal=mv2r where m is the mass v is the speed  and r is the...

Q: Given a projectile that hits a vertical wall as shown, a) If V, = 120 m/s, 0 = 30°, find the range (...

A: Solution:-

Q: B/A beam of X-ray of wavelength 0.071 nm is diffracted by (100) plane of rock salt with lattice cons...

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Q: Which of the following is not a property of a neutral conductor in a static electric field? a.The c...

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Q: 9. Use your understanding of electric force and electric field to fill in the following table. Charg...

A: Electric Field : It is defined mathematically as a vector field that can be associated with each poi...

Q: A block is placed on a frictionless 30 degree incline.the mass of the block is m=30kg. b.find the n...

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Q: Two asteroids each have mass of 1.41 × 10^14 kg. The strength of the gravitational force between the...

A: Given-Mass of each esteroids (M)=1.41×1014KgGravitational Force(F)=1030NLet the distance between ast...

Q: TRUE OR FALSE: The density of water (about 1000 kg/m³) increases only 1 percent if the pressure is i...

A: Let ρ1 and P1 be the initial density and the initial pressure of water respectively. Since density v...

Q: A 1500 kg car travels around a circular track at a constant speed. a). Draw the free-body diagram fo...

A: As per guideline we are suppose to do only three subpart from multipart questions. Given, mass of th...

Q: A glass rod at an initial temperature of 23.0°C expands in such a way that its final volume to be 0....

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Q: An object thrown vertically upward from the surface of a celestial body at a velocity of24 ​m/s rea...

A: d) When the object will strike the ground, the height will be zero.

Q: 3) Two carts mounted on an air track are moving toward one another. Cart 1 has a speed of 2.70 m/s a...

A: Given, Mass of cart 1 m1=0.47 kg speed of cart 1 v1 = 2.7 m/s Mass of cart 2 m2= 0.66 kg  Let speed ...

Q: The projectile is launched with a velocity vo. Determine the range R, the maximum height h attained,...

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Q: A mass of 3kg stretches a spring 40cm. Suppose the mass is displaced an additional 12em in the posit...

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Q: Sam (65 kg ) takes off up a 50-m-high, 10° frictionless slope on his jet-powered skis. The skis have...

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Q: A 7.9-kg rock and a 5.1 x 104 kg pebble are held near the surface of the earth. (a) Determine the ma...

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Q: The equilibrium dissociation energy of O2 is De = 4.314 ev. The basic vibration frequency of O2 is f...

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Q: At the peak of the path of a ball on a string moving around a circular path, when is the tension ze...

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Q: Two identical conducting spheres, fixed in place, attract each other with an electrostatic force of ...

A: According to question we need to find both initial charge .

Q: An electron moves through a magnetic field and experiences a force of 5.3 x 10^-12 N at a velocity o...

A: Given: particle = electron q=e = 1.6*10-19 C F = 5.3*10-12 N v = 3.2*108 m/s   we have to find B

Q: Determine the magnitude of the torque acting on the free end of the coil and caused by a 0.90-T fiel...

A: Torque is given by cross product of N I ( A×B) where we need to see angle between area vector and ma...

Q: A vessel is being filled with water through an inlet at section 1 having a diameter of 40 mm and a f...

A: 0.02818 cubic meter per second

Q: 4. You throw a 20-N rock vertically into the air from ground level. You observe that when it is 15.0...

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Q: 2. A long cylinder of diameter 2 cm has a surface charge density 5 nC/m2, a. What is the electric fi...

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Q: A spherical conductor whose center is at point O and radius R = 20 cm, is given a charge Q = + 100 μ...

A: Answer:-  Given  Charge (Q) = + 100 uC = 100 × 10-6 C = 10-4 C  Radius (R) = 20 cm = 0.2 m  Coulomb ...

Q: Instruction: Read and understand the statement below. Use the phrases in the boX to complete the tho...

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Q: A book is pressed against a wall with a force of 10.0N applied at an angle 15.0 degrees down from th...

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Q: A solid insulating sphere of radius 0.07 m carries a total charge of 25 µC. Concentric with this sph...

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Q: A ball is thrown horizontally from the top of a building 22m high.the ball strikes the ground at a p...

A: GivenDistance travelled by ball in in vertical direction,y=22 mHorizontal distance travelled by ball...

Q: A tennis ball launcher is used to fire a ball for hitting the target B. The ball velocity at firing ...

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Q: 2. An object is in motion along a circular path with radius equal to 1.5 meters and the angular velo...

A: magnitude of velocity v=ωR normal acceleration a=v2R=ω2R2R=ω2R

Q: C/ The crystal structure of a particular material consist of a single atom in the center of a cube. ...

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Q: Twenty m3/hr of air at 600 kPa, 330 K enters a well-insulated, horizontal pipe having a diameter of ...

A: Specific heat, Cp = 1.007 kJkg.Ktemperature, To = 330 KPo = 120 kPaTi = 330 KPi = 600 kPa

Q: A relaxed emmetropic eye is seen as a thin lens (the crystalline lens) with a focal length f' = 17 m...

A: (a)The equation for thin lens(eye here) P=1do+1di where P=1f is the Power of the lens and f is the f...