Examine the diagram below. Which material will gain the strongest negative charge from being rubbed against wool? A. silicon  B. copper  C. glass D. silk

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Q: Classification of forces in physics is Electrical force Gravitational force All Nuclear force

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Q: Point charges q1=q2=6.91⨯10-9C are fixed on the y-axis at y = 85.9m and y = -85.9m. There is a charg...

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Q: Sammy with a mass of 20 kg and his mother the mass of 40 kg are at rest 10 m apart. The father of ma...

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Q: b a C4 C2 In the given circuit above, the values of the capacitor are C = 10µF, C2 = 9µF, C3 = 8µF a...

A: Given:

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Q: General Directions: Read each questions and directions carefully and write your answers and solution...

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Q: 3. A gas in a cubical container with side equal to 0.3568 m has a pressure of 0.24 MPa at 24°C. If t...

A: Given: L=0.3568 mP=0.24 MPa = 0.24*106 PaT=24°C=297 KR=212 J/Kg.K

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Q: Two blocks connected by a string are pulled across a rough horizontal surface by a force applied to ...

A: Your answer is F = 1687.22N

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A: Given Mass m= 0.2 kg Initial velocity u= 12 m/s Initial gravitation potential energy=0 J

Q: A man runs up a flight of 50 steps in 15 seconds. Calculate mass of man if the power output of his l...

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Q: 7. A particle is moving on a line according to the equation of motion s=3t^2+5t+4 where s is in mete...

A: Introduction: The velocity of the object is equal to the rate change of position with respect to the...

Q: 2. How fast will light travel through a material of refractive index of 1.53?

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Q: A stone is thrown vertically upward from the top of a house 112 feet high. If it was thrown at 96 fp...

A: Given Data:- Height of the building is H=112 ft Initial speed of the stone is vi=96 fps Required:- T...

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Q: Tension forces always act upward. O True False

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Q: Use the exact values you enter to make later calculations. A ray of light strikes a flat, 2.00-cm-th...

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Q: belt runs a pulley of radius 10 cm at 90 revolutions per minute. (a) Find the angular speed ω of the...

A: radius (r) = 10 cm angular speed (ω) = 90 revmin  

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Q: A spaceship orbits around a planet at a of 20 km from its surface. Assuming th

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Q: Problem 4: A wire of length L = 0.35 m and mass m = 0.035 kg carries a current of I = 0.35 A. The wi...

A: Given: L =0.35 mm=0.035 kgI=0.35 A

Q: A car traveling at 20 m/s runs into a bridge abutment and crumples for 1.2 m before coming to a full...

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Q: 9. A particle has acceleration given by a-8t-6 in m/sec^2 with initial velocity of 2 m/s and initial...

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Q: The same forces act on two objects having the same masses. The more massive object will experience t...

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Q: In a motion along a projectile, which among this statement is WRONG? A. Break the components in to t...

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A: The answer is below

Q: A pitcher throws a baseball (m = 0.107 kg) at a batter at 42.5 m/s. Calculate the kinetic energy of ...

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Q: When a force of 31 N is applied to a spring, it elongates 0.085 m.  Determine the period of oscillat...

A: Given:   F =31 N,  x = 0.085 m, m = 8kg

Q: A train is 350 meters long goes through a tunnel that is 2.52 kilometers long how long does the trai...

A: Given in question: Length of tunnel(L) = 2.52 Km = 2520 m                                 Length of ...

Q: 103.07 J of work is done by a person who uses a force of 48.68 N to move a box, how far does it go? ...

A: Answer:-  Given  Work done (W) = 103.07 J  Force (F) = 48.68 N  Distance moved(S) = ?  We know that ...

Q: Four charges are located at the corners of a square, as shown. What are the magnitudes and direction...

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Q: When a force of 10 N is applied to a spring, it elongates 0.144 m. Determine the period of oscillati...

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Q: A 586-N object is hung from the end of a wire of cross-sectional area 0.04 cm2. The wire stretches f...

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Q: The equation F = (6x5 + -7x4 + -5) describes the force applied on a 8.02 - kg particle, where F is i...

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A: 1.

Q: 8. The relation between the displacement x and the time t for a body of mass 2 kg moving under the a...

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Q: I. Write true if the statement is correct. if the statement is wrong, Write the word or phrase that ...

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Q: Yong had stopped his cart which has a mass of 500 kg  just before a 30degree hill covered in ice. He...

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