If a circuit has a resistance of 20 ohms and a current of 18 A, what is the voltage ?

Q: -A 0 +A k M 19. A block of mass M is attached to a horizontal spring k. The block undergoes SHM with...

A: Kinetic energy in SHM = (1/2)k(A2 - x2 ) Where k = spring constant A = amplitude x = displacement fr...

Q: The mirror of a solar cooker focuses the Sun's rays on a point 23.1 cm in front of the mirror. What ...

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Q: 2. Write the equation to calculate the energy levels for a hydrogen atom

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Q: Which statement is not true about Simple Harmonic Motion All oscillatory motions are Simple Harmonic...

A: All oscillatory motion are simple harmonic motion is not true because depends on the time period of ...

Q: Determine the angular momentum Hp of the 4-kg particle about point P.

A: Calculate the perpendicular distance from point P on the line AB. A=2, -1.5, 2B=3, 3, 0P=-1, 1.5, 2r...

Q: The same forces act on two objects having the same masses. The more massive object will experience t...

A: According to Newton's second law  Net force acting on the object is  F= m* a Where m is mass of obje...

Q: 1. Suppose a spaceship heading straight towards the Earth at 0.750c can shoot a canister at 0.500c r...

A: Velocity of A with respect to (w.r.t.) B is given as VAB= VA-VB

Q: 20. A 0.9 kg block is attached to an unstretched spring with a spring constant of 10 N/m. The block ...

A: Given data-                      block mass (m) = 0.9 Kg                   Spring constant (K) = 10 ...

Q: (part 1 of 3) A person with a nearsighted eye has near and far points of 10 cm and 23 cm, respective...

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Q: A stone is thrown vertically upward from the top of a house 112 feet high. If it was thrown at 96 fp...

A: The height of the house is s=112 ft The stone is thrown upward with an initial velocity of u=96 ft/s...

Q: 1. Write Good if the statement is True else write Bad if the statement is false. a) Dynamics and Kin...

A: Given that:- Some statement is given in the question.

Q: 2. An object attains a velocity of 5m per second by moving in a straight line with an acceleration w...

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Q: What is the electric potential energy of a charge 25 µC at a positive plate if the electric field is...

A: Given data:  Charge (q) = 25 μC Electric field (E) = 35 N/C Distance (d) = 60 mm Required: The elect...

Q: Determine the acceleration of the box L0ON M=

A: Draw the free-body diagram of the box.

Q: A wingsuit flyer weighing 90 kg (including equipment) climbs at the peak of a mountain. He jumps wit...

A: Before the opening of webbing sleeve there are two forces acting on the wingsuit flyer i.e 1. Gravit...

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Q: A coil of self-inductance 10 mH and resistance 0.1 Q is connected through a switch to a battery of i...

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Q: Free Response Problems 1. A 0.4 kg object is attached to a horizontal spring undergoes SHM with the ...

A: Given Total energy = 0.2 J Mass m = 0.4 kg

Q: I Review A capacitor C1=100 microfarad is initially charged by applying a voltage= 3000 volts. Capac...

A: Given value--- C1 = 100 micro F.  Vi = 3000 V. C2 = 400 micro F . We have to find--- % of the ele...

Q: A hand tractor of mass 1000kg is attached by means of a horizontal, massless chain to a log whose ma...

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Q: given a  charge from A(1, -1, -3) m to B(-3, -2, -1) m against the electric field caused by a line c...

A: We have a line charge having a linear charge density λ=5 mC/m placed at y=1 and z=2 m. We need find ...

Q: 1. Find A + B+ C. riols

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Q: A magnet of mass 4.39 kg is suspended from the ceiling by a cord as shown. A large magnet is somewhe...

A: Mass of magnet ( m ) = 4.39 kg  Force ( F ) = 52 N     

Q: Jacky slides at the same speed as Tommy and they collide at right angles and then slide off together...

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Q: Calculate the magnitude of motive and stabilizing/destabilizing force when a muscle attached to a bo...

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Q: Classification of forces in physics is Electrical force Gravitational force All Nuclear force

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Q: A force of 5.0 N is applied at the end of a lever that has a length of 2.0 meters. If the force is a...

A: Given value--- Force = 5 N. length = 2m. angle = 30 degree.  We have to find--- torque?

Q: estion N°2 Forward, Backward approximations to estimate the velocity at t10 s. Time (s) Displacement...

A: We know, Velocity is the rate of change of displacement with respect to time. Means, Velocity=displa...

Q: A fly ball is hit to the outfield during a baseball game. Let's neglect the effects of air resistanc...

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Q: Is the study of the moving objects considering the forces that acts on a body. a. Kinematics b. Dyna...

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Q: Yong had stopped his cart which has a mass of 500 kg  just before a 30degree hill covered in ice. He...

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Q: What is the angle of deviation if a ray og light in diamond is incident at an angle of 32 degrees? (...

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Q: What would you observe if you made the slit separation very very large (assuming you still had a coh...

A: In the single-slit diffraction experiment, we can observe the bending phenomenon of light or diffrac...

Q: IELDS Follow the rules of electric fields and draw what the electric fields looks like. 3 times the ...

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Q: In a motion along a projectile, which among this statement is WRONG? A. Break the components in to t...

A: In a motion along Projectile there are two velocity one along horizontal and one along vertical so w...

Q: Examine the diagram below. Which material will gain the strongest negative charge from being rubbed ...

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Q: For a constant voltage, what happens to the current passing through an ohmic material if its tempera...

A: Given : For a constant voltage,what happens to the current passing through an ohmic material if its ...

Q: A narrow beam of ultrasonic waves reflects off the liver tumor in the figure below. If the speed of ...

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Q: 1. Suppose the electric nutcracker has a stationary positive charge of +5 x 10 C initially separated...

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Q: Multiply the Following Vectors using cross Product method. W = ř x F F = ( 5i + 3j – 8 k) N * = (2i ...

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Q: A high voltage transmission line with a diameter of 2 cm carries a steady current of 980 A. The cond...

A: Given value--- diameter = 2 cm. current = 980 Amp. free charge density = 8 × 1028 electron/m3.  tim...

Q: one 3/2122 DAY 5-8ih Grade Stience STAAR Review Name Date, 9. Consider the two nxampies below In whi...

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Q: 2. A 0.2 kg object is attached to a horizontal spring undergoes SHM with the total energy of 0.4 J. ...

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for y...

Q: 7. In a tug-of-war, each man on a 5-man team pulls with qan average force of 500N. What is the tensi...

A: In this question we have to find the tension in the center of the rope. Please give positive feedbac...

Q: A factory worker pushes a 30.0-kg crate a distance of 4.5 m along a level floor at a constant veloci...

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Q: a)To make the solenoid, 1.0 mm diameter copper wire covered with a very thin layer of insulation is ...

A: Given: Diameter of copper wire = 1 mm = 0.001 m Length of solenoid = 50 cm = 0.5 m Diameter of solen...

Q: Electric Fields ACTIVITIES Activity 1 - Electric Fields DRAWING ELECTRIC FIELDS Follow the rules of ...

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Q: Comparing ice water and ice candy, which one is colder? Explain.

A: Ice water is in the liquid phase whereas ice candy is in the solid phase.

Q: airplane flies on a level path. There is a pressure difference of 567 Pa between the lower and upper...

A: We know that the formula of the pressure difference  is given as  ∆P = P1-P2∆P = 12ρv12-12ρv22      ...