What do you call a mass point and it possesses a mass but has no size?

Q: 50 cm 10 cm 8.0 A R = 1.0 x 10-3 N A small circular loop of wire of radius 5 cm and resistance 1E-3 ...

A: According to Faraday law  Induced emf is rate of change of magnetic flux.

Q: V=J/C. A negatively charged particle (q= - 2 C) moves through a 2000 V loss of electric potential. W...

A: charge (q) = -2 C Change in electric potential = -2000 Volts   

Q: A 0.025 kg bullet is fired from a gun with a velocity of -230 m/s. If the gun has a mass of 0.26 kg,...

A: Given: The mass of the bullet is 0.025 kg. The velocity of the bullet is -230 m/s. The mass of the g...

Q: QUESTION 14 A 20-ton truck collides with a 1500-1b car. Which of the following statements must be tr...

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Q: A circular curve of highway is designed for traffic moving at 75 km/h. Assume the traffic consists o...

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Q: The position of a particle along a coordinate axis at time t (in seconds) is given by s(t)=3t^2−t (i...

A: Given that :- s(t) =3.t2 -t  m

Q: A 2-kilogram object traveling 10 m/s north has a perfect elastic collision with a 5-kilogram object ...

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Q: Find the resultant of the forces: A= 100N, acting 30 degrees to left of the negative y-axis, and B=1...

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Q: You have exactly 5 minutes 50 seconds to get to your next class on time and that classroom is 464 m ...

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Q: An X-ray tube used for cancer therapy oper- ates at 41 MV with a beam current of 40 mA striking a me...

A: Given: V=41 MV = 41*106 VI =40 mA = 40*10-3 A

Q: One of the fastest recorded pitches in major-league baseball, thrown by Tim Lincecum in 2009, was cl...

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Q: A train pulled by a diesel engine moves down a track at 20.0 m/s. The mass of the diesel engine is 1...

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Q: A nova is an event, not a stellar object. (True or false)

A: It is True. A nova  is a transient astronomical event that causes the sudden appearance of a bright,...

Q: Find the expression for the moment of inertia of a uniform, solid disk of mass M and radius R, rotat...

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Q: A person weighs 687.88 newtons when she is on earth but only weigh 249.42 newtons when she is at the...

A: Answer:-  Given  Weighs of a person on the Surface of the earth(W) = 687.88 N   Weighs of a person o...

Q: A blood vessel starts with a diameter of 1.6 mm and splits into 2 smaller vessels that have a diamet...

A: Radius of the larger vessel is  R = (1.6×10-3) /2  m = 8×10-4 m   Radius of  smaller vessel is r = (...

Q: Which of the following would result in a net external force equal to zero in the vertical direction ...

A: Explanation :- According to Newton's 2nd law, net force F is written as                             ...

Q: If a charge of magnitude 7.9 X 10^-17 C is being held in place 3.5 X 10^-8 m from a change of -2.1 X...

A: Step1 - Here we will solve Question(1). Given -  (q1) = 7.9×10-17 C               (q2) = -2.1×10-19C...

Q: The direction of electric field lines depends on the _____. It is directed outward when positive and...

A: When a charge is placed in a space, then the electric field lines are developed around the charge. T...

Q: A circuit is constructed with four resistors, one capacitor, one battery and a switch as shown. The ...

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Q: Q#4: In an experiment to estimate the acceleration due to gravity, a student drops a ball at a dista...

A: Given data:  Initial velocity (vi) = 0 m/s Height (h) = 1 m Time (t) = 0.46 s Required:  Acceleratio...

Q: An astronaut weighs 99 N on the Moon, where the acceleration of gravity is 1.62 m/s2. How much does ...

A: Hi There since the answer for which required is not mention we are providing solution for the first ...

Q: If you were to let go of a rock from a building that is 46.9 meters tall, how long would it take to ...

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Q: crate at rest weighs 10 N on a level surface with a coefficient of friction of 0.1. A force of 20N i...

A: Given: weight of crate w = mg = 10N coeff. of friction μ = 0.1 applied force F = 20N angle of force ...

Q: SOLUTION Find the x-components of the initial Epxi = mcarVcar = (1.50 × 10³ kg)(25.0 m/s) = 3.75 x 1...

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Q: ass leaves are on average 1-5cm long. We want to use a radar at a distance of 1am away from e grass ...

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Q: A small circular loop of wire of radius 5.0 cm and resistance R = 1.3  10-3 Ω is centered inside a l...

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Q: A particles moves so that s = 2sin(Tt/5)t + 4 meters, where "t" is in seconds. Draw the v-t and a-t ...

A: velocity v = ds/dt  acceleration a = dv/dt

Q: How is catching a water balloon a good example of the impulse momentum relationship Group of answer...

A: If the force as well as the impulse increases, the balloon will break. Hence, the first option is i...

Q: resistance 1E-3 Q is centered inside a large circular loop of wire of radius 50 cm. The larger loop,...

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Q: A golf ball with a mass of 0.046 kg is accelerated from rest to 67 m/s in 0.0063 seconds. What force...

A: mass (m) = 0.046 kg initial velocity (u) = 0 msFinal velocity (v) = 67 mstime (t) = 0.0063 seconds  ...

Q: A) System: N oscillators and q = 1. Calculate the number of microstates. B) System: N = 3; q = 4....

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Q: Answer the following. Provide the given, equation used, and the solution) Jena observed Joel droppi...

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Q: A35 kg child on roller skates is moving at 4 mls to the right and catches a 5kg medicine ball that w...

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Q: At a particular temperature, the surface tension of water is 0.073 N/m. Under ideal conditions, the ...

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Q: A particle, starting from position (2, 3, 4) was moved at a constant rate in a three-dimensional spa...

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Q: How long does it take for 5.85 C of charge to pass a point in a circuit if the wire is carrying a cu...

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Q: A charge of +3.0 x 10-5C is 10cm from a charge of +5.0 x10-°c. Calculate the magnitude of the repuls...

A: Given data:   Two charges  q1 = +3.0×10-5 C and q2 = +5.0×10-6 C Distance (r) = 10 cm = 0.10 m Requi...

Q: Explain the origin of the glow sometimes observed around the cables of a high-voltage power line.

A: Answer:-  The origin of the glow sometimes observed around the cables of a high-voltage power line. ...

Q: Birds resting on high-voltage power lines are a common sight. The copper wire on which a bird stands...

A:   We know resistance of a wire R=ρlA Where ? Is the resistivity of wire l = length of wire A = area ...

Q: Potential difference across the terminals of the left battery? Voltage contribution due to the inter...

A: Let potential difference across batteries be E1 and E2. Potential difference across the terminals of...

Q: V = J/C. If 5 Coulombs of charge are moved through a +5 Volts of potential difference, what is the c...

A: Given value--- Charge = 5 C. potential difference = +5 Volt . We have to find--- Change in potent...

Q: A series RLC circuit withR=62 ; L = 0.1H and C = 0.2 F has no applied voltage. Find the C and the in...

A:   Given:

Q: Which of the choices represents the formula/equation for Gauss' law for electrostatics? 오 A. PE В. Ф...

A: Given: expression for gauss law in electrostatics

Q: Calculate the magnitude of the linear momen- tum for each of the following cases; A proton with mass...

A: Write the equation of linear momentum. p = mv p = (1.67 × 10-27 kg) x (4.79 x 106 m/s) p = 8 x 10-21...

Q: Magnitude of the average current I in the wire of the small loop:

A: GivenRadius of larger loop ,rL=50 cmRadius of larger loop ,rs=5 cmCurrent, I=8AResitance R,=10-3 0hm...

Q: At 45°C, the resistance of a segment of gold wire is 67 N. When the wire is placed in a liquid bath,...

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Q: 1. One morning, Connie walks from her house to go to a store that is 500 ft, S 40° W from her house....

A: Step 1: Note Question (1) is Solved here. For Question (2) , Please Post this question again.

Q: 2. A 5.0 kg copper cylinder is suspended from a spring scale and submerged in water. What is the rea...

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Q: A stream of electrons passes through a velocity filter where the crossed magnetic and electric field...

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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!