h, h, 3

Q: If a baseball (m=.450 kg) is thrown up with a velocity of 8 m/s, how many meters high will it reach?

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Q: At a certain distance from a charged particle, the magnitude of the electric field is 500 V/m and th...

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Q: At 8:30 a.m., a coroner was called to the home of a person who had died during the night. In order t...

A: Basic Details The time elapsed since death and the body temperature can be determined by the equatio...

Q: An iron filament has a resistance of 10Ω at room temperature 20ºC. Find its resistance (in Ω) at T=1...

A: Given,

Q: A packing crate with mass 80.0 kg is at rest on a horizontal, frictionless surface. At t= 0 a net ho...

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Q: •10 O In Fig. 21-25, four particles form a square. The charges are q1 = q4 = Q and q2 = q3 = q. (a) ...

A: 10. Force on particle 1.

Q: 23. A 5.00 x 10°-kg rocket is accelerating straight up. Its engines produce 1.250 x 10' N of thrust,...

A:

Q: (a) What is the hot reservoir temperature of a Carnot engine that has an efficiency of 42.0% and a c...

A: (a) Convert the temperature of the cold reservoir in Kelvin. The formula for the efficiency of a Ca...

Q: Neutron stars, such as the one at the center of the Crab Nebula, have about the same mass as our sun...

A: Given:- weight = 675 N msun = 1.99 x 1030 kg G = 6.67×10−11 N⋅m2 /kg2 g = 9.8 m/s2 d=21.0 km r = 10....

Q: Carbon-14 is naturally rare, but can be produced by the reaction n + 14N → 14C + p. How much energy ...

A: Given :  Neutron capture reaction : n + 14N → 14C + p.  Required :  Energy released in MeV. 1 u = 93...

Q: A projectile is fired vertically from Earth’s surface with an initial speed of 10 km/s. Neglecting a...

A:

Q: Describe the entire life of a very large star.

A: The life cycle of the very large star is illustrated in the diagram shown below:

Q: A very myopic man has a far point of 30.0 cm. What power contact lens (when on the eye) will correct...

A: The far point of myopic man is (di) = -30.0 cm.  

Q: Verify the quantum numbers given for the proton and neutron in (33.2) by adding the quantum numbers ...

A: The quark composition of proton is uud. The baryon number of u quark is +1/3 and the all the lepton ...

Q: In a double-star system, two stars of mass 3.0 * 10^30 kg each rotate about the system’s center of m...

A: Given: Mass of star (m) = m1 = m2 = 3.0×1030 kg. Radius of rotation planet (r) = 1.0×1011 m.

Q: A long, straight wire lies along the zz-axis and carries a 3.80 AA current in the +zz-direction.   F...

A: The given data,

Q: A disk rotates at constant angular acceleration, from angularposition u1 = 10.0 rad to angular posit...

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Q: need help with the second portion.

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Q: An object has a volume of 0.50 cubic feet and when submerged in gasoline weighs 28.8 lbs. Do not cha...

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Q: How can I get the solutions to this problem? (Answers are given)

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Q: Gas with volume of 5 L (litre) and under pressure 10 kPa, is subjected to isothermal transformation....

A: Given:- P1= 10 kPa V1 = 5 L V2 = 15 L

Q: 12) A charge with Q1 = 15 nC is places 20 cm away from a second charge with a charge Q2 = -25 nC. Wh...

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Q: 2. If the sprinter from the previous problem accelerates at that rate for 20 m, and then maintains t...

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Q: Suppose you want to raise the temperature of a mass m of ice from T0 < 0 °C to T > 100 °C. In ...

A: a) The heat required is given by,

Q: Two carts (cart A and cart B) are on a frictionless track. They are held together by a string and ha...

A: The conservation of momentum states that when there is no external force acting on an object then su...

Q: converging lens has a focal length of 20.0 cm. Locate the image for object distances of (a) 40.0 cm,...

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Q: Describe a quasar.

A: Quasar is an extremely luminous active galactic nucleus. inside quasar there is a supermassive black...

Q: A spherical shell of an inner radius 20.0 cm and outer radius 25.0 cm has a charge with a uniform de...

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Q: 11 Figure 10-28a shows a meter stick, half wood and half steel, that is pivoted at the wood end at O...

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Q: An object of mass 10 slugs has the following dimensions: 36 inch in length, 24 inch in width, and 18...

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Q: The uniform rod (length 0.60 m, mass 1.0 kg) rotates in the plane of the figure about an axis throug...

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Q: 8) What is the DeBroglie wavelength of an electron traveling at a speed of 0.5c?

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Q: A 10 m uniform rope of 100 N is supported at two ends. A person (400 N) sits 2 m from the left side....

A: We have Σ F = 0

Q: Radium-226 decays by emitting an alpha particle. A 0.5-gram sample of pure radium-226 emits 1.83x101...

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Q: 0.0050 mol of gas undergoes the process shown in (Figure 1). What is the initial temperature in °C? ...

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Q: 1. A sinusoidal wave traveling in the positive x direction has an amplitude of 10.0 cm, awavelength ...

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you ar...

Q: Suppose 200 J of work is done on a system and 70.0 cal is extracted from the system as heat. In the ...

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Q: In a region of interstellar space, electrons are traveling in helical paths. The magnetic field incr...

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Q: The rotor of an electric motor has rotational inertia Im =2.0 * 10-3 kg  m2 about its central axis....

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Q: person has refractive myopia with a far point of only 3 m. They are to be prescribed a set of glasse...

A: We want this nearsighted person to be able to see very distant objects clearly. That means the spect...

Q: Calculate the work done on the current every second, from the rod moving through the magnetic field....

A: It is given that

Q: A satellite, moving in an elliptical orbit, is 360 km above Earth’s surface at its farthest point an...

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Q: You are standing on a large sheet of frictionless ice and holding a large rock. In order to get off ...

A: Given Velocity of the rock vr = 12.0 m/s Angle θ = 35.0o Mass of the person mp = 77.0 kg Mass of the...

Q: What is the disintegration energy (in MeV) of the spontaneous decay: 116Nd → Ce + He -> 58 Knowing t...

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Q: Radon gas has a half-life of 3.83 days. If 2.86 g of radon gas is present at time t = 0, what mass o...

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Q: the 2. If a 520 mL ordinary glass beaker is filled to the brim with ethyl alcohol at a temperature o...

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Q: In a photoelectric experiment to determine the work function for a particular metal surface, two dif...

A: a. From the photo electric effect, write the expression of work function. Substitute the correspond...

Q: How can I get the solutions to this problem? (Answer is given)

A: Given , time (T) = 2 hrs          Resistance (R)= 400 ohms          Voltage (V) = 90 V We have, Powe...

Q: During the deep X-ray therapy high energy X-rays are used. They are filtered by passing themthrough ...

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Q: A metal disc in a playground with a mass of 45 kg and a diameter of 4 meters is rotating on its cent...

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.