The primary coil of a transformer with 954 turns carries an EMF of 2.2. If the secondary coil has 7847 turns, what is its EMF?

Q: How does angle θ affect the value of coefficient of friction?

A: Relation between θ and coefficient of friction:

Q: Consider a generic phase diagram for a pure substance; at a temperature and pressure for which the…

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Q: What must be the distance (in m) between point charge q1 = 26µC and point charge q2 = -46µC for…

A: Given data:  Charge (q1) = 26 μC = 26×10-6 C Charge (q2) = -46 μC = -46×10-6 C Force (F) = 5.70 N…

Q: tion of the knob (see diagram for top view). The door s mass is 68.8 kg, and its ocated 0.13 m from…

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Q: Box your final answers. Round off your final answers to 2 decimal places. Problem Solving 1. A stone…

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Q: A square loop is in the x-y plane, with its top and bottom parallel with the x-axis, and its sides…

A: F = i[ L × B] F = force on a current carrying conductor in an external magnetic field.  L = length…

Q: Given the circuit below: 20 A ww 12V ww B 12 What is the current (in A) through R4? ww

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Q: A ball is thrown with an initial velocity of 89 feet per second., at an angle of 32° with the…

A: From resolution of vectors in rectangular components  Vertical component of velocity V sin(theta)…

Q: 1. A force of 5250 N is applied to a 300 kg box for 3.5 s. The box is initially at rest on a…

A: a) Impulse =Change in momentum =Force×Duration of the force   =5250×3.5 N.s=18375 N.s≈1.8×104 N.s

Q: A boll rounds a 16 m radius curve at 8 m/s. The magnitude of it's acceleration in m/s?

A: Given data :                       Radius    =    R                      Speed     =     V…

Q: A 2.2 kg rock is held 10 meters above the ground and dropped. Using your knowledge of CONSERVATION…

A: Mass of rock (M) = 2.2 kg  Height of rock (H)  = 10 m  Acceleration due to gravity (g) = 10 m/s2

Q: 49. . A Carnot engine with an efficiency of 40% oper- ates with a low-temperature reservoir at 40 °C…

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Q: gun tilted upward at 30.0° fires a bullet with a speed of 134 m/s. What is the component of the…

A: We can solve this by resolving the vector in component

Q: woman wears glasses of 50-cm focal length while reading. What eye defect is being connected and what…

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Q: walk 37 m to the north, then turn 61° to your right and walk another 45 m. How far are you from…

A: We can solve this problem using vector addition

Q: What are capacitors used fo

A: A capacitor is a device for storing electrical energy that consists of two insulated conductors in…

Q: In the figure, what is the equivalent resistance (Reg) in 2 between terminals A and B? RI R2 RIO RE

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Q: Resistance 2.A copper wire has a square cross section 2.3 mm on a side. The wire is 4.0 m long and…

A: Given Length of each side of cross-section is a=2.3 mm=2.3×10-3 m Length of the wire is l=4.0 m…

Q: A small gasoline‐powered car weighs 1100 kg. The rear seating weighs 34 kg. How much energy and…

A: GIVEN Weight of the gasoline powered car = 1100 kg rear seating weighs 34 kg Lifetime of the car =…

Q: (a) If the magnitudes of the two velocity vectors are V1 = 3 m/s and V2 = 2 m/s, determine their…

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Q: Find the momentum A car that has a mass of 8020 kg and a velocity of 8 m/s ?

A: Given:- Mass of the car is m=8020 kg Velocity of the car is v=8 m/s Required:- We need to calculate…

Q: A boat running at its top speed takes 3.0 hours to travel 12 km down a river. It then takes 5.0…

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Q: presses a spring from its natural length of 18 cm to a length of 16 cm. How much work is done in…

A: GivenA force, F= 1200 N compresses a spring from its natural length of 18 cm to a length of 16 cm

Q: LSE A. The velocity of the ball at the maximum height is zero. ____________ B. The acceleration of…

A: Given:-   A ball is thrown upward at an angle theta, 0 neglecting air resistance. Find:-  TRUE OR…

Q: Calculate the pressure when a 500 Newton block is sitting on one of its sides, which has an area of…

A: Given Weight of the block is W=500 N Area of the side of the block is A=0.5 m2   We have to…

Q: What is the current (in A) through R4?

A: Given DataV=12VIR4=?

Q: Two closely spaced parallel wires carry currents of 1.25 A and 1.98 A in opposite directions. What…

A: Magnetic field at a point at distance R from the wires carrying current in opposite directions ,…

Q: 2. A projectile is thrown upward with an initial velocity v. at an angle 0 with the horizontal.…

A: Given: initial velocity - v0  angle of elevation - θ acceleration = -g

Q: A 5.0kg crate is tasting on a horizontal plank. The coefficient of static friction is 0.50. You…

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Q: Which is true about the force acting on a roller?*   A. There are horizontal and vertical forces in…

A: When two surfaces are in contact, an electromagnetic force acts between the surfaces due to the…

Q: The time constant for this circuit is 1 MQ 45 V 3 µF +

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Q: The wheels fall off Maria's suitcase, so she ties a rope to it and drags it along the floor of the…

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Q: A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when…

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Q: wo books slide across a friction less surface. one book has a mass of 6.2 kg and it slides to the…

A: GivenFor book 1, sliding to rightm1=6.2 kg   , u1=9.8 m/sFor book 2, moving to leftm2=3.8 kg  ,…

Q: A force of 720 newtons stretches a spring 3 meters. A mass of 60 kilograms is attached to the end of…

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Q: What minimum accelerating voltage would be required to produce an x-ray with a wavelength of 0.0380…

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Q: 4. Two Disney characters are pulling a large seashell. Aladdin pulls the seashell at a bearing of…

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Q: . An ideal gas is under an initial pressure 2.45 x 104 Pa and occupies a volume of 0.20 m³. The slow…

A: work done is isobaric process =Pvf-vi

Q: QUESTION 1 A point charge q1 = +5.00 micro Coulomb is held fixed in space. From a horizontal…

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Q: What happens to the gravitational force if the masses of interacting bodies remain constant while…

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Q: What positive value of x/A gives v= 0.56 v_max, where A is the amplitude of the motion?

A: we have v=ωA2-x2vmax=Aω⇒v=vmaxAA2-x2=vmax1-x2A2

Q: A man standing on a lift throws a ball upwards with the maximum initial velocity he can and is found…

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Q: Why a ball rolling across the floor does slows to a stop? a. The force that started it moving wears…

A: A ball rolling across the floor does slows to a stop because of a set of force acting on it, i.e.,…

Q: QUESTION 3 Problem A newly discovered light positively charged particle has a mass of m and charge…

A: The solution has been attached in the next step.

Q: Thermal neutrons are produced by a fission nuclear reactor. The temperature of the neutrons is about…

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Q: The height y (in feet) of a ball thrown by a child is 12 1 x+4x +5 y = - where x is the horizontal…

A: The height y (in feet) of a ball thrown by a child is y=-112x2+4x+5where x is the horizontal…

Q: nding If the frequency of the third harmonic on a tight string is 600 Hz, what is the frequency of…

A: frequency of n-th harmonic of tight string =nv2L where v is the velocity of wave and L is the length…

Q: For a convex mirror, when the object is 24.3 cm in front of the mirror the image is 15.5 cm behind…

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Q: (a) What current is needed to transmit 250 MW of power at 400 kV? (b) What is the power dissipated…

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Q: Question 20 of 20 -/1 E View Policies Current Attempt in Progress The drawing shows a hydraulic…

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