As a book falls to the Earth it feels a force acting on it (Earth's Gravity). What is the equal and opposite force?

Q: A 2 kg frame is hung in a ceiling as shown. Find the tensions T1 and T2 in the rope. 30° T1 40° T2 2...

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Q: An object is moving along the a-axis. At t = 0 it has velocity voz = 19.0 m/s. Starting at time t = ...

A: Given that:- v0x=19 m/sax=-Ct m/s2C=? m/s3

Q: SET B : A 4.5 TONS OF RECTANGULAR BLOCK OF ICE HAS THE FOLLOWING DIMENSIONS: 6.5 ft in length; 3.25 ...

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Q: The time constant of an RC circuit is 3.7 seconds.  How much time is required for the capacitor (whi...

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Q: (0TT) Sketch within a cubic unit cell the plane If you move the origin indicate in your sketch its l...

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Q: Given data Force 4 N Displacement=1 m Work done

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Q: 1 kg of coffee, originally at 95°C, is placed into an insulating cup. You wish to cool the coffee do...

A: Given,mc = 1 kgTc = 95 °CTf  =80 °CTi = -5 °C Ccoffee = 4186 Jkg.KCice = 2100 Jkg.KLice = 334000 Jkg

Q: A 0.50-mm-diameter hole is illuminated by light of wavelength 510 nm. What is the width of the centr...

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Q: Find the pressure in the water at the base of a dam if the water in the reservoir is 300 meters deep...

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Q: A car accelerates from rest at 7.55 m/s2 for 4.25 s. Determine the final velocity of the car.

A: Given: The initial velocity of the object is 0 m/s. The acceleration of the object is 7.55 m/s2. The...

Q: An object is dropped from rest at a height of 300 m. Find the velocity after 2 seconds. Find the t...

A: Here, it is given that an object is dropped from rest at a height of 300m. We have to answer the thr...

Q: A Small metal sphere of charge –2.0 x 104 C sits on the roof of a 5.0-kg cart as shown. The sphere m...

A: In this question we have to find the speed when the sphere is 2m from the wall charge.Please give po...

Q: (a) How far did he travel? (b) What was his average speed? 12 75 (c) What was his displacement?73.87...

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Q: The diagram below shows two long parallel wires, 1 & 2, each carrying a current of 34 A. The directi...

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Q: Three resistors are made out of three different materials and Material 1 0.00367 Q·m have different ...

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Q: Transverse waves are sent along a 5.00-m long string with a speed of 30.0 m/s. The string is under a...

A: speed of transverse wave is given by  v=Tμ= Tm/L        -------(1) where T = tension on the string m...

Q: A car accelerates from rest at 7.55 m/s2 for 4.25 s. Determine the final velocity of the car.

A: Given: Car start from rest, so initial velocity u=0 Acceleration, a=7.55 m/s2 Time, t=4.25 s   To de...

Q: ACROS 1 Tells which way the object is moving. 3 A place where an object is located. 4 The change in ...

A: ACROSS (1) The path through which an object moves is direction. Every object moves following a parti...

Q: Keeping separation constant, change the plate area. How do you think the capacitance will change? (r...

A: We know that the formula of the Capacitance is given as  C = ε0Ad where ε0  is the permittivity of t...

Q: Given data Force 4 N Displacement=1 m Work done

A: Given data : Displacement=S Force=F   To find : Work done

Q: 1. A soccer ball is kicked horizontally with a velocity of 54.0 km/h [W] off a 24.0 m high cliff. а....

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Q: Block A in the figure below has mass ma = 3.5 kg and is sliding down the ramp. Block B has mass mg =...

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Q: Which of the following is false?   a. Molecules will move in 6 possible direction. Thus, it is accep...

A: Correct option is 'a'   In liquids, particles are quite close together and move with a random motion...

Q: A bicyclist moving at 12 m/s passes a runner at rest. The runner chases the bicyclist with an accele...

A: Given Velocity of the bicyclist = 12 m/s Acceleration of the runner =1.5 m/s2 Initial velocity of th...

Q: 1.MaKamos is draasing a box full of books Hlom his office to his Car The box and books Hogether have...

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Q: Draw the free body diagram for this figure and show the forces along y-axis and x-axis. 40° T2 30° T...

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Q: Problem 6: Consider a ball of mass m attached to a string of length L, which is being spun around in...

A: Given that:- Mass of the ball=m kg  Length of the string=L meter  

Q: 32. (II) A spring with k = 53 N/m hangs vertically next to a ruler. The end of the spring is next to...

A: Given, Unstretched length of the spring = 15 cm  Spring constant k = 53 N/m  Mass = 2.5 kg  

Q: The edges of a shocbox arc moasured to be 11.7 cm, 18.9 cm, and 29 cm. Determine the valume of the b...

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Q: On a route between two towns a car moves 50km due east then 122 km S16°E then 40km due west. Determi...

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Q: The coefficient of friction between a 33kg exercise mat and the gym floor are us = 0.41 and uk = 0.3...

A: Givenμs =0.41μk =0.36m =33 kg

Q: An electron is placed in a uniform electric field 26 nN/C directed north created by two horizontal p...

A: GivennElectric fieldE=26 nN/CDistance of seperations=137 fm

Q: A square surface area with side length of 2cm is in the yz plane at x=0, Find the magnitude of the m...

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Q: Determine the position(m) of the car when the acceleration of the vehicle becomes 20m/s^2. The car s...

A: In this question we have to find the position of the car when the acceleration of the vehicle become...

Q: How many significant figures are there in each of the following? (a) 83.4 ± 0.9 (b) 3.4130 x 109 (c)...

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Q: A car accelerates from rest at 7.55 m/s2 for 4.25 s. Determine the final velocity of the car.

A: Given data : Initial velocity=U Acceleration=a Time=t   Required :  

Q: The figure shows a block of mass m1 on a horizontal, frictionless surface and a hanging block of mas...

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Q: The kinetic energy of a 4.0 kg object moving at 3.0 m/s is: 1. 12 J 2. 18 J

A: Given ,           mass of object ( m) = 4 kg          velocity (v) =  3 m/s

Q: Show the forces Along Y-axis ∑ Fy

A: Given  Mass ,M = 2 kg 

Q: ship leaving its port sails due north for 45 km and then 60 km in a direction of 60 degrees east of ...

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Q: Suppose a speck of dust in an electrostatic precipitator has 9.1000x1011 protons in it and has a net...

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Q: 550 m/s 70° a = 50 m/s²

A: given speed of plane(v)=550 m/s net acceleration(a)=50 m/s2 angle=700 Required  normal component of ...

Q: 30° 40° | T. 1 2 2 kg

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Q: Carry out the following arithmetic operations. (Enter your answers to the correct number of signific...

A: We have to find the sum, product (a)  578 is answer (b) 2.4 (c) 56.206  

Q: Does Hubble’s Law have anything to say about the motion of stars relative to other stars in the same...

A: Hubble’s Law can be applied to all the galaxies that are present in a milky way. It is only applicab...

Q: Solve this question.Show your solution. Always express the final answer in SI. At what separation i...

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Q: Electric charge is uniformly distributed inside a nonconducting sphere of radius . The electric fiel...

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Q: The Keck Telescope has a diameter of 10.0 m. When it is looking at Mars, 7.38•1010 m from us, how fa...

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Q: A 5-kg block rests on a smooth surface and is acted upon by force F, as shown in the figure. What is...

A: Given:   Mass(m)= 5 kg  Acceleration (a) = 15 m/s2  

Q: Is a homoclinic orbit closed in a phase space and can it be periodic?

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!