ium with its surroundings. It th of power radiated to it dings. What is the ap nturo of the cpboro?

Q: In a 250-turn automobile alternator, the magnetic flux in each turn is P = 2.50 × 10-4 cos wt, where…

A: speed of alternator =ω=3×103 rev/min =3×103×2π60rad/sec = 314.1592654 rad/sec

Q: If a skier at the top of a y = 33.5 m hill that has a slope of θ = 12.10 is able to go down the hill…

A: Given Height of the hill = 33.5 m Friction = 0 To find out Speed of the skier at the bottom of the…

Q: There is a dipole with a charge 8 nC, present in an external electric field, E. The potentials at…

A:

Q: Imagine an anti-yravily fuice lhal acts M1 5. just like Newtonian gravity, but repels. So in the…

A:

Q: Question 2: The rod in the diagram is moving at a constant speed of 5.0 m/s perpendicular to a…

A: speed = V = 5 m/s magnetic field = B = 0.8 T length = l = 1.6 m resistance = R = 96 Ohms

Q: B

A: We have to use vector addition here

Q: Apparent weightlessness in a satellite. You have probably seen films of astronauts floating freely…

A: Gravity pulls an object towards it. It is a central force which brings 2 bodies towards each other.…

Q: A hypothetical charge 42pC with mass 66fg has a speed of 59km/s and is ejected southward entering a…

A:

Q: An ELECTRON moves to the west at 4.8 x 10^7 m/s and experiences a magnetic force of 6.0 × 10-13 N…

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Q: A ball has a mass of 4 kg. Suppose it travels at 14 m/s. Find the kinetic energy possessed by it .

A:

Q: a) How many Joules of energy are needed to keep a 225 Watt ceiling fan (with lights) working for 1…

A:

Q: A typical flashlight bulb is rated at 8 W. If the lightbulb drops 4.5 V, a) Draw a sketch of the…

A:

Q: Draw the free body diagram for a 0.65 kg fish hanging from a Newton spring scale. MA roueaujroer 4A…

A: Given in question - mass of fish(m) = 0.65 kg.   Here, first we will observe the forces acting on…

Q: Su Bingtian, Asia's fastest man, is running along a straight line. Assume that he starts from rest…

A:

Q: Two bodies attract each other with a gravitational force of 10.0 newtons. What would be the force of…

A: According to question we need to find--- Two bodies attract each other with a gravitational force…

Q: For the pipe in the previous question, suppose the temperature goes up to 30.0°C. What must the new…

A:

Q: A ball has a mass of 4 kg. Suppose it travels at 14 m/s. Find the kinetic energy possessed by it.

A: Given in question - Mass of ball(m) = 4 kg                                  Speed of ball(v) = 14…

Q: Find the mass of object K.E=1020 J Velocity=25 m/s

A: Given data :                         Kinetic energy     =    K•E                          Velocity…

Q: You pick up a block of wood with 3 x 10^27 protons, 3 x 10^27 neutrons and 3.1 x 10^27 electrons. a)…

A:

Q: Initially at rest, a small copper sphere with a mass of 2.0 x 10-6 kg and a charge of 3.0 x 10-4 C…

A:

Q: Two packages are connected by a very light string that goes over an ideal pulley as showm in the…

A: The equation of motion for masses A and B are (in the limitig case when friction is acting…

Q: Calculate the electrical energy consumed in Joules if a toaster of 55 W is used 5 min

A: Given data :                           Power      =     P                           Time        =…

Q: Explain the physical meaning of negative work in your own words b) Explain the concept of torque in…

A: Solution

Q: A coil rated 700 Watts, 230 Volts, 60 Hz has a resistance of 60 Ω. What is the magnitude of the…

A: Given that- P=700 watts Vrms=230V f=60hz R=60ohm To determined that - What is the magnitude of the…

Q: To construct an ac generator having an output of 15 V maximum when rotated at 50 Hz, a uniform…

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Q: Two charged objects attract each other with a force F. What happens to the force between them if one…

A:

Q: For a spherical mirror situation, you have determined that s = 6.0 cm and s' = -2.0 cm. What of the…

A: A reflecting surface is called a mirror. They are classified as plane & spherical mirrors.…

Q: The center of mass of object A and the center of mass of object B are separated by a distance of R…

A:

Q: Suppose a man is playing golf, he hits a ball with a velocity of 45 m/sec at an angle of 20 degrees…

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Q: An aluminum ring of radius r, = 5.00 cm and a resistance of 3.65 x 104 N is placed around one end of…

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Q: Suppose the spaceship is approaching the Earth at half the speed of light and shoots a canister at a…

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Q: What is the size of 1 Angstrom? O1x 10^-10 cm 1 x 10^10 m O 1 x 10^10 cm 1 x 10^9 m O1x 10^-10 m

A: Given    Length = 1 Angstrom    1 Angstrom is 10-10 th part of one meter length  Therefore  1…

Q: Evaluate the given integral. Jx²Inxdx

A:

Q: If the distance between two objects is doubled, what happens to the gravitational force between…

A:

Q: The speed of light c = 3 x 10^8 m/s. A proton is moving north at 0.75 c (75% the speed of light),…

A: speed of light (c) = 3×108 msspeed of proton = 0.75 c direction of motion of proton = northwards…

Q: Find the gravitational potential energy of a light that a mass of 4 kg and is 2 m above the ground.

A:

Q: number of alpha-decays of Q in the first one hour is;

A: Given: Determine number of alpha decays of Q in the first one hour ?Where,   A heavy nucleous Q of…

Q: What exactly is this field called?

A: In physics, a field is a region in which each point is connected with a physical quantity. The…

Q: 4. 12 32 12 V 6 V

A:

Q: An ambulance is passing by a stationary detector emitting a 495 Hz signal . The detector measures a…

A: We use Doppler effect of sound to solve this problem

Q: A 2.80-m length of wire is held in an east-west direction and moves horizontally to the north with a…

A:

Q: QUESTION 10 A car is initially traveling along a highway at vo=25 m/s. A truck, which is S=25 meter…

A: Given The distance between car and truck  S  = 25 m Initial velocity of the car  =v0 = 25 m/s Time =…

Q: Find the height of ball to be raised of mass 15 kg to gain potential energy of 595 J

A: Given data :                Potential energy    =    P•E                   Acceleration due  gravity…

Q: Conductors and Electric Fields in Static Equilibrium Find the electric field (magnitude and…

A:

Q: Two point charges are arranged along the x-axis; q1=2.0 µC is at x=0.80m, and q2=2.0 µC at x=0.80m.…

A:

Q: A solid block is attached to a spring scale. The reading on the scale when the block is completely…

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Q: A double-convex thin lens is made of glass with an index of refraction of 1.52. The radii of…

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Q: QUESTION 11 Calculate the speed at which a 90.7 m radius curve banked at 57.3' should be driven if…

A: Given data- radius of curve R=90.7 m banked angle θ=57.3°

Q: When an object is 20 cm in front of a spherical mirror, the image is 12 cm in front of the mirror.…

A: We use mirror formula for solving the problem

Q: An object is launched at a velocity of 20 m/s in a direction making an angle of 25° upward with the…

A: