Two semi-circular wires A and B are arranged as shown in the figure. They both carry current I in the direction shown as shown. The center point O is co-planar to wires A and B. What is the direction of the magnetic field at point O?

Q: 13. A storage battery of emf 8.0 V and internal resistance 0.5 02 is being charged by a 120 V dc…

A: emf of battery is Internal resistance is Supply voltage is Resistor is Find:Terminal voltage of…

Q: An object falls off a cliff (ignore air resistance), what remains constant?

A:

Q: Multiplicative Vector Problems These problems share the same set of vectors (and the same as the…

A: Vector multiplication Vector cross multiplication: The vector cross product of two vectors is given…

Q: Immediately before hitting the water, is the magnitude of the rock's acceleration greater than g,…

A: This is a question from the free falling of a particle in Newtonian Mechanics, the answers will be…

Q: 14. Two wires of equal length, one of aluminum and the other of copper have the same resistance.…

A:

Q: 3. The diagram below shows two resistors, R₁ and R2, connected in parallel in a circuit having a…

A: Given: V = 120 V P1 = 150 W I2 =0.50 A

Q: ) You drop your cell phone from your hand which is 1.0m above the ground. What will its speed be…

A: Given data The height from which the cell phone drops is given as s = 1 m.   The final velocity of…

Q: Find the net force for: A 4.00kg box is free-falling from the table to the ground. Neglect air…

A: Given/Known Data: Mass = m = 4 kg Acceleration due to gravity = g = 9.8 m/s2   Solution: A box is…

Q: A stone is thrown horizontally with an initial speed of 35 m/s from a bridge. Find the stone's total…

A: Given data *The initial speed of the stone horizontally is vx= 35 m/s *The given time is t = 4 s

Q: A ray of light with 1, = 525.0 nm is incident upon a glass sphere with index of refraction of n, =…

A: Given:  θi=60°R=25 cmn2=1.271 for λ2=501.4 nm

Q: a cyclist moves up a slope at 19 degrees cy mass is 85 including the bike horizontal angle calc the…

A: Given Mass =85kg θ=19°

Q: Which is harder to stop? A train or a car traveling at

A: Question it is asked that which is more harder to stop  Train or car  Both are moving with same…

Q: Three strong magnets and an unmagnetized iron bar X are arranged in a stable configuration as shown.…

A:

Q: A converging lens has a focal length of 14.8 cm. Construct accurate ray diagrams for object…

A:

Q: To Find: dj electron volks equivalent of KBT ionization cii; Compare Kg T potential of Hydrogen…

A: Given,  Boltzmann constant KB = 1.38*10-23 J/K  Room temperature = 298.15 K  To find the KBT…

Q: What is the minimum speed that the golf balls need to be hit to have a chance at creating escape…

A: let's consider an object of mass  at the surface of a celestial body (e.g., Earth) with mass .The…

Q: The majority of satellites orbiting the Earth do so at altitudes between 160 and 2,000 kilometers.…

A:

Q: If i rolled a ball off a table and at the same time dropped a second ball straight down from the…

A:

Q: football is thrown by a quarterback (from shoulder level) to a receiver downfield, who catches it at…

A: We know that the speed of the object which is in a projectile motion varies with time. It has an…

Q: A ball at rest at some height h; above the ground falls to Earth. Determine its final speed before…

A: When ball start to falls due to gravity it's potential energy convert to kinetic energy.using this…