An electron moves at right angles to a magnetic field of 0.23 T. What is its speed if the force exerted on it is 8.9 × 10-¹5 N? ●

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A: we have given the

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Q: The length 3.76 mm is multiplied by 0.0232 mm. The appropriately rounded product is how many square…

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Q: The splitting of spectral lines into different components in the presence of a static magnetic field…

A: The correct answer is Zeeman effect.

Q: An 90.0 kg spacewalking astronaut pushes off a 660 kg satellite, exerting a 100 N force for the…

A: Mass of astronaut,Mass of satellite,Force exerted by astronaut  in time

Q: Question 15 An ideal LM741 op-amp and ± 10% tolerance resistors (from E12) are used in the amplifier…

A: Output voltage =4.9 vInput voltage =1 vFeedback resistance =39 kOhm

Q: MCQ 5. A roller-coaster car has a mass of 500 kg when fully loaded with passengers. The car passes…

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Q: For a wave characterized by Eox cos(w.t-k-z) V E(z,t) = Egy cos (w.t-k-z) m 0 a) plot E₁ (z, t) vs…

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Q: 5) Consider a set of individual point charges arranged along the x-axis with 9₁=2q x₁=b x₂=3b 93=-2q…

A: Consider the set of point charges on the x axischarge q1=2q and at x1=bcharge q2=q and at…

Q: The graph shows the x-directed force Fx acting on an object as a function of the position x of the…

A: This question can be solved using area under the curve to obtain the required work done

Q: You have a spring of spring constant k, and a block of mass 0.200 kg. You set the spring up…

A: The mass of the block = 0.2 kgThe spring constant = k N/mSpring is compressed by 0.3 mpotential…

Q: The current amplitude in a pure inductor in a radio receiver is to be 250 µA when the voltage…

A:

Q: A distant object's spectrum shows an emission line that has a rest wavelength of 500 nanometers at…

A: Find the redshif of an object?

Q: An object of mass mi= 2.50 kg placed on a frictionless, horizontal table is connected to a string…

A:

Q: Suppose you have a conical surface (e.g., an empty ice cream cone) that carries a uniform surface…

A: I have used the concept of potential

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Q: 2. Calculate the maximum work that can be done by a reversible heat engine operating between 500 and…

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Q: If you drop a rock vertically off a cliff that is 54.9m high, how long will it take for the rock to…

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Q: (9) A bag of cement of weight 365 N hangs from three wires as shown in the figure below. Two of the…

A: Weight of the cement bag = 365NAngles             Find out the tension

Q: In the human circulatory system, large vessels split into two (bifurcate) or more smaller vessels in…

A:

Q: Problem 1: Law of Induction A triangularly shaped circuit has a series resistance R, a 90 degree…

A: I have use the concept of similarities of triangles and induced emf

Q: 1.10 Link BD consists of a single bar 1 in. wide and in. thick. Knowing that each pin has a -in.…

A:

Q: The drive propeller of a ship starts from rest and accelerates at 2.99 x 103 rad/s² for 2.05 x 10³…

A: Total angular displacement is given bytotal

Q: Full derivation of SHO around the equilibrium point of a curve in a constant gravitational field in…

A:

Q: An aluminum rod with a square cross section is 2.2 m long and 6.2 mm on edge. (a) What is the…

A:

Q: A 2.00-nF capacitor with an initial charge of 4.93 µC is discharged through a 1.93-k2 resistor. (a)…

A: Capacitor Initial charge Resistor

Q: Determine the expectation value, (r), for the radius of a hydrogen 2pz (me = 0) orbital.

A: We have used formula for expectation value of r

Q: Part 1 What is the electric potential energy of the system when the proton is at        z= −4.5 cm?…

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Q: The size of spherical aerobic bacteria is limited by the rate at which oxygen diffuses through…

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Q: The figure shows a circuit with two batteries and three resistors. Determine the magnitude of the…

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Q: Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 2.20×106 N, one at an…

A: We will use the concept of work done

Q: An electric hairdryer is rated at 2100 W (the average power) at 230 V (the rms voltage). Calculate…

A: Given

Q: A current-carrying coil is placed in a uniform magnetic field. If the coil turns through an angle 8,…

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Q: What is the Jones Matrix of a quarter wave plate that is 45° rotated to the horizontal direction?…

A:

Q: The flight path of the helicopter as it takes off from A is defined by the parametric equations x =…

A:

Q: A hole is punched at A in a plastic sheet by applying a 520-N force P to end D of lever CD, which is…

A: τ

Q: A small button placed on a horizontal rotating platform with diameter 0.530 m will revolve with the…

A: Diameter of the rotating platform (D) = 0.53 mSpeed of the platform N1 =43 rev/min = radius r1 =…

Q: You record the spectrum of a distant star using a telescope on the ground on Earth. Upon analysing…

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Q: Determine the current through resistor R3 in the circuit shown in the figure below. The battery emf…

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Q: (c) An ice skater opens and closes her arms while rotating around a vertical axis. (d) A bullet in

A: I have explained everything for part C as you  demanded

Q: A 33-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the…

A: I have used concept of conservation of energy

Q: In (Figure 1), take m₁ = 3.4 kg and mg = 5 kg. Figure 5m 4 m 1.5 m 0 4 m m ▾ Part A Determine the…

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Q: Calculate the instantaneous velocity of a particle moving in a straight line with…

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Q: A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a…

A:

Q: The current amplitude in a pure inductor in a radio receiver is to be 250 µA when the voltage…

A:

Q: For a wave characterized by Eox cos(w.t-k-z) V E(z, t) = Eoy cos(w•t_k• Z+6) m a) plot E, (z, t) vs…

A:

Q: The plates of a spherical capacitor have radii 53.9 mm and 57.2 mm. (a) Calculate the capacitance.…

A:

Q: (a) 12V. 8A A 352 B om 2A 4V D m² www 2022 10

A: I have use the concept of Ohm's law

Q: Before attempting any two-dimensional relativistic collisions, do this classical (i.e., non-…

A: I have used the concepts of conservation of energy and momentum

Q: Which of the following is conserved during an inelastic collision? Both kinetic energy and momentum…

A: Conservation of linear momentum