At a track meet, a runner runs the 100 m dash in 12 s. What was the runners speed? Answer in m/s (answer with 2 significant figures)

Q: Describe how objects can become electrically charged Use Coulomb's law to compute the force between…

A: (i) How objects can become electrically charged. (ii) Force between two charges using Coulomb's law.

Q: A small sphere of charge q = +66 μC and mass m = 5.4 g is attached to a light string and placed in a…

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Q: 6. Two blocks connected by a string are being raised by a 200-N force pulling on the top block. What…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: Suppose the diagrams shown below represent sound wave data collected during a 1.0 second period of…

A: Beats occur when two waves of nearby frequencies overlap and create a new resultant wave.  Beat…

Q: If a 0.010 C charge is moving throough a 0.6 T magnetic field

A: Given: Charge on particle is q=0.010 C Magnetic field is B=0.6 T Velocity of particle is v=305 m/s…

Q: All spherical mirror ray diagrams work on the same principle: A) superposition B) the angle of…

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Q: 2) A ray of light is incident from air onto crown glass. Which of the scenarios accurately reflects…

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Q: Part A The spring in the figure has a spring constant of 1200 N/m. It is compressed 13.0 cm , then…

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Q: Earth has a net charge that produces an electric field of approximately 168 N/C downward at its…

A: Given  Electric field, E = 168 N/C  Radius of earth, R = 6.37× 106 m  Net charge of earth, Q

Q: A brick of mass m is resting on a rough incline as shown in the figure. The angle of inclination is…

A: Given: A brick of mass m is resting on a rough incline as shown in the given figure, The angle of…

Q: Three charged particles are located at the corners of an equilateral triangle as shown in the figure…

A: let q1 = 2.8 x 10-6 Cq2 = 7 x 10-6 Cq3 = 4 x 10-6  C

Q: The swimming pool is 20.00 m long. Convert it to millimeters

A: Length of swimming pool in m L= 20.00 m

Q: 5. A sheet of construction paper measures 20 mm by 15 mm, and the volume is 4 mm3, where V = lwt a.…

A: Volume is defined as the amount of space occupied by an object.

Q: Four equal +2.00-µC point charges are placed at the corners of a square 4.00 m on each side. (k =…

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Q: The force acting on an object is given by F, = (7x - 12) N, where x is in meters. (a) Choose the…

A: Here force is given as F = 7x - 12  Here x is in meter and F is in Newton .

Q: In the figure, an electron accelerated from rest through potential difference V₁-1.13 kV enters the…

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Q: Find the number of turns a solenoid coil with length of 0.06 m should have in order to produce a…

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Q: N vs. TIME graph below, click on the spot where the VELOCITY IS ZERO (the arrow will be placed where…

A: Introduction: When the body does not gets displaced with time, the velocity is said to be zero. So,…

Q: Find the area of the figure. (Sides meet at night angles.) 2 cm 3 cm 5 cm cm em 0 cm 2

A: Area of rectangles

Q: The coil in a loudspeaker has 55 turns and a radius of 3.7 cm. The magnetic field is perpendicular…

A: Given: In this question, the given details are, The coil in a loudspeaker has 55 turns and a radius…

Q: An LC circuit like the one in the figure below contains an 95.0 mH inductor and a 26.0 μF capacitor…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: A 44.0-kg projectile is fired at an angle of 30.0° above the horizontal with an initial speed of 144…

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Q: Consider the semiare of charge shown in the figure, that has an opening angle of 0o = 47° and a…

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Q: Two rods and one cable are attached to the supports at O. If two of the forces are as shown,…

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Q: A metal sphere of radius 30 cm has a net charge of 30.0 nC. What is the magnitude of the electric…

A: Given: In this question, the given details are, A metal sphere of radius 30 cm has a net charge of…

Q: 3. If V = 12 V in the circuit below R = 100 N R2= 200 N %3| R3 = 100 N R5= 300 N R4 = 150 N R, = 100…

A: Solution: Given that V = 12 V and the values of other resistors

Q: The moment of inertia of a solid cylinder of radius R, mass M and length L, perpendicular to its…

A: Write the expression for the moment of inertia of the cylinder as given above. Here M signifies…

Q: A very long solenoid with a circular cross section and radius r1= 2.50 centimeters with ns = 140…

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Q: 3. A piece of putty and a tennis ball with the same mass are thrown against a wall with the same…

A: Let initial moment of both putty and tennis ball = p   The putty sticks whereas the ball rebounds.

Q: You drop a 10 Ib bowling ball and .1 lb piece of paper with air resistance. Which object will hit…

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