A loop of wire is rotating around its vertical axis at an angular speed ω in a uniform magnetic field that is directed out of the page. Derive an equation for the induced Electromotive force (emf) as a function of time.
Q: In an elastic collision of two billiard balls, the total kinetic energy is conserved ___________ a) ...
A: This is a question related to the elastic collision. Elastic collision: An elastic collision is a co...
Q: Which one of the following statements is true? A dog whistle isn’t loud enough for humans to hear, o...
A: 1) A dog whistle is in ultrasonic range (i.e. frequency is higher than 20kHz) as dogs can hear this ...
Q: A gun fires a bullet of mass 50g with a velocity of 30m/s. Because of this, the gun is pushed back w...
A: Option c
Q: When a coolie walks on a horizontal platform with a load on his head, the work done by the coolie on...
A: When a coolie walks on a horizontal platform with load on his head, he applies force in the upward d...
Q: A spring balance is suspended from inside an artificial satellite revolving around the earth. If a b...
A: D
Q: What magnitude of current (in A) will flow in a 8 Ω resistor if the potential difference across it i...
A: Given: Resistance = 8 Ohm Potential difference =32 V Formula used: I=VR
Q: Calculate the Young’s modulus in the cantilever depression method. The length is 1m which is suspend...
A: A
Q: The factory has a choice of two beta- Sources. Source Hafe Barium119 85 minutes Strantium-90 28 year...
A: Introduction: Beta-decay is a type of radioactive decay in which a beta particle is emitted from an ...
Q: A child is sitting on a swing. Its minimum and maximum heights from the ground 0.75m and 2m respecti...
A: Option
Q: If the amount of heat energy received per unit area from the sun is measured on earth, mars and Jupi...
A: C
Q: No material is perfectly elastic. a) True b) False
A: No material is perfect elastic . This is true . Every material has some properties and every mat...
Q: A constant pressure air thermometer gave a reading of 47.5 units of volume, when immersed in ice-col...
A: B
Q: An electric field of strength E = 5000 N/C is directed along the +x-axis as shown. A electron is ini...
A: Given Electric field E = 5000 N/C
Q: When force and displacement are in the same direction, the kinetic energy of the body ___________ a)...
A: Increases
Q: A particle of mass 100g is thrown vertically upwards with a speed of 5m/s. The work done by the forc...
A: D
Q: According to Hooke’s law of elasticity, if stress is increased, the ratio of stress to strain? a) In...
A: D
Q: In an orbital motion, the angular momentum vector is ___________ a) Along the radius vector b) Paral...
A: D
Q: 11) Which is wrong with the measurement process. a) In quantum physics, not every measurement can be...
A: In quantum physics, not every measurement can be performed with the desired precision. There is alwa...
Q: Four point charges are equally separated by 1.00 m in air as shown. If q1 = 3.0 nC, q2 = -4.0 nC, q3...
A: q1=3.0nC q2=-4.0nC q3=2.0nC q4=-5.0nC let say midpoint of q2 and q3 is P distance of P from q1=1.5m ...
Q: Which of the following is an example of inelastic collision? a) Collision between two vehicles b) Co...
A: Option c
Q: 0.80. Calculate the surface temperature of the probe. Assume that there are no radiative
A: Given: d=65 cm P=450 W e=0.80 Formula used: A=π4d2 PA=eσT4
Q: A man weighs 80kg. He stands on a weighing scale in a lift which is moving upwards with a uniform ac...
A: Given data: The mass of the man is m=80 kg. The acceleration is a=5 m/s2.
Q: A car going 50mph accelerates to pass a truck. Five seconds later the car is going 80mph. Calculate ...
A: Let the initial velocity of the car be uu=50 mphAfter a time of 5 seconds, the final velocity of the...
Q: Show your complete solution.Use 3 decimal places throughout your solution and express final answers ...
A:
Q: 2. A mass m is moving with a constant velocity along a line parallel to the x-axis, away from the or...
A: Option
Q: If earth loses its gravity, then for a body ___________ a) A weight becomes zero, but not the mass b...
A: A
Q: A particles undergoes uniform circular motion. About which point on the plane of the circle, will th...
A: A
Q: A 10.0 kg mass is acted on by the two forces: and F1=(3.0N)i+(2.0N)j and F2=(10.0N)i+(7N.0)7 a) ...
A: Given F1= (3 i+ 2 j) N, F2= (10 i+7 j) N Summation of these two forces would be Fresultant= (2+10...
Q: The interplanar spacing of (220) planes of a FCC structure is 1.7458 Å. Calculate the lattice consta...
A: Option
Q: The following wires are made of the same material. Which of these will have the largest extension, w...
A: A
Q: A thick wire is suspended from a rigid support and no load is attached to its free end but the wire ...
A: A
Q: A 1 Ω resistor and a 4 Ω resistor are connected in parallel. The combination is connected in series ...
A: The formula to calculate the equivalent resistance of the resistors connected in parallel is given b...
Q: An athlete in the Olympic game covers a distance of 100m in 10s. His kinetic energy can be estimated...
A: D
Q: A 2.5-cm-diameter non-conducting sphere carries a total charge of 2.5 μC distributed uniformly throu...
A:
Q: How do I determine the maximum voltage on a capacitor? I'm given the area (10 cm2) and separation (1...
A: Given that the capacitor with side 10cm has area of capacitor and distance between the plates is, A=...
Q: Mud thrown on a wall and sticking to it is an example for ___________ a) Inelastic collision b) Elas...
A: Given: Mud thrown on a wall and sticking to it is an example for ___________
Q: An automobile tire is rated to last 50000 miles.to an order magnitude, through how many revolutions ...
A:
Q: Moment of inertia can be regarded as the measure of the rotational inertia of the body. a) True b) F...
A: Option a
Q: The escape velocity in earth is 11.2km/s. What will be its value on a planet whose radius is double ...
A: Option b
Q: A person with a spring balance with a body hanging from it goes up in an aeroplane, then the reading...
A: Option b
Q: For a collision to occur, the actual physical contact is necessary. a) True b) False
A: False
Q: A stretched rubber has ___________ a) Increased kinetic energy b) Increased potential energy c) Decr...
A: To find: What does a stretched rubber band have?
Q: A 1 Ω resistor and a 4 Ω resistor are connected in parallel. The combination is connected in series ...
A: Solution: Given Values, R1=1 ΩR2=4 ΩR3=5.2 ΩE=24 V
Q: Example 2 S The man pulls on the cord with a force of 350N. Represent this force acting on the suppo...
A:
Q: Analogue of mass in rotational motion is ___________ a) Moment of inertia b) Angular momentum c) Gyr...
A: Option a
Q: The orbital speed of Jupiter is ___________ a) Greater than the orbital speed of earth b) Less than ...
A: B
Q: 2. As portrayed in Figure 9.21, a bar magnet is thrust toward the center of a coil of 10 turns and r...
A: There would be induced emf in loof as magnetic flux changing with time. change in flux = final flux-...
Q: By the method of this article, determine the rectangular and polar radii of gyration of the shaded a...
A: The schematic diagram can be drawn as: From the figure, the area of part (1) can be calculated as: ...
Q: Aluminium is used to make long-distance power lines because it has a low resistivity and is relative...
A:
Q: Statement 1: Linear momentum of a system of particles is zero. Statement 2: Kinetic energy of a syst...
A:
A loop of wire is rotating around its vertical axis at an angular speed ω in a uniform magnetic field that is directed out of the page. Derive an equation for the induced Electromotive force (emf) as a function of time.
Introduction:
Faraday’s law of induction is a basic law of electromagnetism that predicts how a magnetic field will interact with an electric circuit to produce an electromotive force.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
