A toy car drives around a circular track with a radius of 10 m. When the car’s velocity is instantaneously directed south, its acceleration is directed west at 10 m/s2 . When viewed from above, the car moves:

Q: An incandescent bulb with a tungsten filament is rated at 60W. If placed across a 120 volt supply,…

A: Given, Bulb with tungsten filament is rated at 60W (Power (P)= 60W) Voltage across bulb (V) = 120…

Q: A christmas light hangs on a series of strings as shown in the figure. The tension on the string a,…

A: Ta is 0.48 N

Q: Use the binding energy per nucleon curve in the figure above to determine how much energy must be…

A: Using the binding energy per nucleon curve in the figure above we have to determine how much energy…

Q: Part A The circuit of (Figure 1) is a square 30 cm on a side. The magnetic field increases steadıly…

A: Given: Side of square, a=30 cm Initial magnetic field, Bi=0 T Final magnetic field, Bf= 0.70 T…

Q: A student and his lab partner create a single slit by carefully aligning two razor blades to a…

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Q: An electron moves with a speed of  5.0×107 m/s in the directions shown in figure 1 below. A 0.50 T…

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Q: Two narrow slits separated by 0.38 mm are illuminated by monochromatic light of wavelength 422 nm.…

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Q: A 10 kg is suspended vertically in a cord. What is the tension in the cord? *

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Q: A 0.20 kg billiard ball moving to the right at 1.4 m/s has a head-on elastic collision with another…

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Q: A color television set draws about 2.5 A when connected to a 120-V source. What is the cost (with…

A: Given Current drawn by the television is i=2.5 A Voltage of the source is V=120 V Rate of cost of…

Q: Suppose you are on Mars when it is 9.00 1010 m from earth. You call earth for the correct time and…

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Q: An object in equilibrium must not have A a net torque acting on it B none of the above. C a net…

A: For the object to be in translational equilibrium net force acting on it must be zero.  When net…

Q: A 5.0 × 102 N object is hung from the end of a wire of cross-sectional area 1x10-6 cm2. The wire…

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Q: A 40-kg cylinder pulley with a radius of 0.2 m rotates at a constant angular speed of 4 rad/s. What…

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Q: The total electric fleld at point P, a distance x from the center of a ring of radius a, is given by…

A: E→=6.9625×105x2+0.1232xi→

Q: A wooden block with a weight of 9 N is placed on water. When the block floats on the surface of…

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Q: (a) Compute the reflectance at an AlGaAs-to-air boundary (the index of refraction of AlGaAs is 3.6)…

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Q: What is the total work done?

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Q: The coherence length of an ordinary white light source can be increased if we place a color filter…

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Q: The experimental value of the mass density of the sphere is 8.35g/cm^3. The accepted mass density is…

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Q: momentum? A) An airplane flies into some scattered white clouds. B A bicyclist rides over a leaf on…

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Q: If F1 and F2 are in the first quadrant, then at what quadrant will the equilibrant force be? * D…

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Q: Young's modulus of iron rod is 21 x 1010 N/m². A force of 7.0 x 105 N is applied to a 1.5-m length…

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Q: Question 25 Imagine a head on collision between a 10-wheeler truck and a bicycle. During the…

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Q: Question 6 The kinetic energy of 50-kg runner is 250 J. What is the momentum of the runner? A 0.2 kg…

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Q: How long will it take Mars to complete two full orbit? Mars is 228 million kilometers away from the…

A: We have the relations: GMsMmR2=Mmv2R and T=2πRv⇒v=2πRT

Q: q34. A 2 kg object moving at 3 m/s collides with a 4 kg object that is stationary. If the collision…

A:

Q: How far is the second dark fringe to the right of the central bright fringe in the double-slit…

A: slit width (d) = 0.2 mm screed distance (D) = 5 m wavelength of light = 548 nm

Q: A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic…

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Q: the following definitions: Field

A: Definition of Field in physics

Q: Part A Two ice skaters, Daniel (mass 60.0 kg) and Rebecca (mass 45.0 kg), are practicing. Daniel…

A: Let +x be initial direction of Rebecca and +y be direction that makes an angle of 35.9° with her…

Q: Which of the following statement is false? Unit of Torque is Newton Meter. An object is said to be…

A: Which of the following statement is false?

Q: When constructing a dam, the bottom of the dam is thicker than the top of the dam. The necessity of…

A: Given: Bottom of dam is thicker

Q: Which of the following statements is true for any collision? A Momentum is always conserved. B…

A: Given Collision between two objects is done We have to choose the correct option from given options…

Q: In the circuit, e = 100 sin( 157t + 30°). Calculate a) The sine expression for i b) The value of the…

A: a) i =e/j50 = 100∠30 °/j50        = 100∠30°/50∠90°        = 2∠-60° i(t) = 2sin (157t-60°) b) Given…

Q: What will happen to the magnitude of the charge in all plates if the capacitors are in series…

A: Given that:- Capacitors are connected in series.

Q: Find angular momentum-L of a 6.00-kilogram disk with a diameter of 1.80-m if it rotates about its…

A: Given data:  A disk rotated about it center  Mass (m) = 6.00 kg Diameter (d) = 1.80 m Angular…

Q: Which best explain the function of the pulley in the experiment on the vector addition of forces?…

A: The    experiment    on the vector   addition   of   forces   is   used   to  determine  the net…

Q: The reading on the tension protractor on the left is 1.6N, 115°. What is the x-component of the…

A: Tension in chord(T) =1.6 N Angle from +ve x axis is 65°

Q: A wooden block floats in fresh water with two thirds of its volume submerged. In alcohol, the wooden…

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Q: A converging lens has 14.3 cm focal length, and is placed 4.5 cm behind a diverging lens. Parallel…

A: The figure is shown below

Q: Which of the following statement is false? A An object is said to be in equilibrium if and only if…

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Q: A2 kg object moving at 3 m/s collides with a 4 kg object that is stationary. If the collision is…

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Q: A converging lens has (1.8300x10^1) cm focal length, and is placed (4.00x10^0) cm behind a diverging…

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Q: A 40-kg cylinder pulley with a radius of 0.2 m rotates at a constant angular speed of 4 rad/s. What…

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Q: Calculate the total heat required to change 10Kg of ice at 0℃ into water at 50℃.

A: Given data:  Mass (m) = 10 kg Initial temperature (Ti) = 0°C Final temperature (Tf) = 50°C Required:…

Q: Sarah G went to her outside faucet in garage to fill a 0.0189 m3 bucket with water to bath her dogs.…

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Q: A wooden block floats in fresh water with two thirds of its volume submerged. In alcohol, the wooden…

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Q: You are an engineer and asked to design a slide in the park. The qualification for the said slide is…

A: Given : Initial velocity (U) = 7 m/s  Gravity (g) = 9.80 m/s2

Q: T2 --

A:

Projectile Motion