How much energy is required to change a 50-g ice cube from ice at−15°C to steam at 140°C?

Q: Compute for the x-component of 39.9394-unit vector directed 296.5761 degrees with respect to the pos...

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Q: . Assuming that two charges of the same magnitude are separated by one meter, and have an attraction...

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Q: A speedboat moving at 25.0 m/s approaches a no-wake buoy marker 150 m ahead. The pilot slows the boa...

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Q: A capacitor is connected to the battery and fully charged, with charge Q on the plates and potential...

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Q: The force if the velocity is along the +x-axis and the magnetic field is along the +y-axis 6. Using ...

A: Magnetic field experience by a moving charged particle in a magnetic field is, F = qv→×B→ also accor...

Q: How long does it take when the ball lands at the height of 1.6m?

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Q: 2- A 4.00-cm tall light bulb is placed a distance of 8.30 cm from a double convex lens having a foca...

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Q: A magnetic needle of magnetic moment 6.7 x 10-2 Am2 and moment of inertia 7.5 x 10 6 kg m² is perfor...

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Q: 1. Two particles have a charge of 200 µC. a. Find the magnitude of the electric force due to these ...

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Q: In performing his favorite workout routine, Jason throws a ball with an initial velocity of 12.3 m/s...

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Q: 4. Why is it necessary to know the coefficient of linear expansion of solids?

A: When a solid is heated, it expands in all directions. If the substance is in the form of rod, then t...

Q: What is the current supplied by the battery in the following circuit? What is the current through ea...

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Q: A negative particle of mass m =2.38×10¬26 kg and charge q=-3e, where e is the elementary charge, is ...

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Q: Bead A has a mass of 15 g and a charge of -5.0 nC. Bead B has a mass of 25 g and a charge of -10.0 n...

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Q: A battery is connected in series with an R = 3.40-1l resistor and an L = 0.520-H inductor, as in the...

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Q: A bullet is fired at an initial velocity of 350 m/s and an angle of 50° with the horizontal. Neglect...

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Q: Which of the following will increase the capacitance of a parallel-plate capacitor? A. a decrease i...

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Q: (1a). Figure shows a copper rod AB being heated at one end. Explain how the heat transfers from A to...

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Q: If a 4i+ 2j -k and b = 2i-6j-3k, then calculate a vector that is perpendicular to both a and b.

A: The cross product of two vectors gives out a vector. This resultant vector is perpendicular to both ...

Q: SmA R1-1K R2-1K Vo R3-1K R4-1K D1 is an ideal diode a) Identify if DIODE is ON or OFF b) Find out Vo

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Q: A javelin thrower standing at rest holds the center of the javelin behind her head, then accelerates...

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Q: A man walks 10.1221 m directed 124.9264 degrees from the positive x-axis, then he walks 37.6981 m di...

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Q: You are depositing indium on a glass substrate. (a) Suppose that the surface energy of the substrate...

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Q: box was placed on a surface. Draw a diagram showing a real world situation in which an object is mo...

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Q: Calculate the recoil velocity of a 5.0-kg rifle that shoots a 0.050-kg bullet at speed of 130m/s.

A: Given data:  Mass of rifle (m1) = 5.0 kg Mass of bullet (m2) = 0.050 kg Speed of bullet (v2) = 130 m...

Q: Calculate the vector bxa when a- b=i+3j + 2k 3i+ 4j -3k and %3D

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Q: Consider the vector whosex-and y-components are given to be 2.9588 and 2.6045, respectively. Determi...

A: The x component of the vector is given to be x=2.9588 and the y component of the vector is given to ...

Q: Three forces with magnitudes of 420 newtons, 280 newtons, and 340 newtons act on an object at angles...

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Q: In a technological or engineering application, you have a voltage signal that is given by the equati...

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Q: In the figure four particles are fixed along an x axis, separated by distances d = 3.90 cm. The char...

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Q: The planet Mars is orbited by two small moons, Phobos and Deimos. Both moons have circular orbits. U...

A: We have two moons with radius of orbits a1=9377 km and a2=23460 km with time period of orbit T1=0.31...

Q: A block whose mass is 2 kg is fastened to a spring whose spring constant is 100 Nm-. It is pulled to...

A: The kinetic energy of an object is the energy that it possesses due to its motion.  Here, we calcula...

Q: A mass of 1 kg is acted upon by a single force, F = (4i + 4j)N. Under this force it is displaced fro...

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Q: What is the correct Kirchhoff's Loop Equation for Loop #1? R1 IA Loop #1 R2 R3 IB Ic Loop #2 R5 in R...

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Q: 13. A mass of 1 kg is acted upon by a single force F = (4i + 4j)N. Under this force it is displaced ...

A: The equation of motion we use to solve this is v2-u2 = 2as, where v = the final velocity u = the ini...

Q: F12–1. Initially, the car travels along a straight road with a speed of 35 m/s. If the brakes are ap...

A: The equation of motion we use to solve this is v = u+at, where v = the final velocity u = the initia...

Q: A 6.75-kg bowling ball moving at 9.1 m/s collides with a 0.95-kg bowling pin, which is scattered at ...

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Q: A 215 g wooden block moves with constant speed (on a table) when the total force applied is 30 g. Wh...

A: Given mass or wooden block m=215g And force applied F =30g We have to find the angle.  

Q: A sample of liquid acetone weighing 0.700 g was burned in a bomb calorimeter for which the heat capa...

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Q: A plane is travelling from Portland to Seattle, which is 100 miles due north of Portland. There is a...

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Q: What is the magnitude of the magnetic field 0.30 m away from a wire carrying a 0.002 A current?

A: Given data: Distance of point from wire d = 0.30 m Current I = 0.002 A

Q: Determine the angular acceleration of link AB if link CD has the angular velocity wcD 3 rad/s and an...

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Q: Provide a free body diagram showing object (box) skidding down the same incline (accelerating slight...

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Q: Consider the electric field of magnitude 200 N/C pointing in the negative y-direction, as shown in t...

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Q: 6. Using the right-hand rule, find the direction of the following: a. The force if the velocity is a...

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Q: Two parallel plates that are initially uncharged are separated by 1.7 mm. What charge must be transf...

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Q: A block having a mass of 50kg is subjected to a horizontal force applied 0.5m. above the horizontal ...

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Q: A sinusoidal voltage of frequency 60 Hz and peak value 150 V is applied to a series L-R circuit, whe...

A: A sinusoidal voltage source (dependent or independent) produces a voltage that varies as a sine wave...

Q: A bullet of mass 30 gm leaves the barrel of a gun with a velocity of 500 m/s. Suppose, the force las...

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Q: A kicked football leaves the ground at an angle of 37° with the horizontal with a velocity of 20 m/s...

A: Given that : Initial velocity (u) = 20 m/sAngle (θ) = 37°Gravitationa acceleration (g) = 9.8 m/s2