Calculate the momentum of a bullet of 25 g when it is fired from a gum with a velocity of 100m/s.

Q: A parallel plate capacitor with air between the plates has plates of area 1.00 cm2 separated by…

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Q: Which transformation requires the larger number of calories? the condensation of 1 gram of steam at…

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Q: Find the speed of car Distance=12 m Time=2.5 s

A: Given data : Time=t Distance=d   Required : Speed

Q: Find the magnitude of pressure in Pascal of a force of 150N that acts normally on an area of 0.25…

A: The magnitude of the force, F=150 N The area on which the force is acting, A=0.25 m2 Pressure is the…

Q: A 8.2-kg projectile is fired with a speed of + 260 m/s to the right. With what velocity does the…

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Q: An elevator car of mass 800 kg falls from rest 3.00 m, hits a buffer spring, and then travels an…

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Q: Compute distance covered Speed=76 km/hr Time=5.5 hr

A: Given data : Time=t Speed=S   Required : Distance

Q: The propagation velocity of a wave with a wavelength equal to 500 nm and a natural frequency of…

A: Write the given values with the suitable variables. λ=500 nm=500×10-9 mf=3×106 Hz Here, λ is the…

Q: A particle with a charge of -3 x 10-8 C and 2 x 10-5 J of kinetic energy enters the region between…

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Q: 3-100 In Fig. 3-27, the strings and pulleys are massless, and there is no friction. Find (a) the…

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Q: Q 5 / Explain the mechanism of the work of the field-effect transistor FET and the metal-oxide…

A: A FET is worked as a conductive  semiconductor channel with 2 contacts – the ‘SOURCE ‘ and the…

Q: Find the kinetic energy Mass=2 kg Velocity 5.31 m/s

A: Given data : Mass=m Velocity=V   Required : Kinetic energy

Q: You are helping a friend move. Consider two boxes which have masses in factors of m; one of mass 6m…

A: Since the total energy remains constant, the potential energy is converted to kinetic energy when…

Q: Compute the resistance value Voltage=22 Volt Current 6.66 A

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Q: Determine the magnitude of the vector difference V' = V₂ -V₁ and the angle 0x which V' makes…

A: The value of θx is 166.64° and the value of V' is 32.89 units

Q: 22. How much work is required to pump all the water from a right circular cylindrical tank, that is…

A: As per guidelines we are suppose to do only one question from multiple questions. Given, diameter of…

Q: Calculate that [,ŷ] and [P],

A: We know,px^=-iℏ∂∂x

Q: * Which one is correct None Work done = Change in the stored energy - Heat lost from the body Heat…

A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…

Q: With the aid of string , a gyroscope is accelerated from rest ro 32 rad/s in 0.41 s. What is the…

A: Given: The initial angular velocity is 0 rad/s. The final angular velocity is 32 rad/s. The time…

Q: What are the components of the moment of inertial of the BeBr2 body if the coordinates of the…

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Q: (A): Two resistances (R and 20) are connected in series with each other, and then they connected to…

A: The resistances R and 2Ω are series. So total resistance of the circuit is RT=R+2Ω The current in…

Q: The cable AB carries a tension of 540 N. Determine the moment about O (positive if counterclockwise,…

A: Given dataT=540NOB=700mmOA=490mmθ=90-26=64°

Q: A 563 kg rollercoaster car starts at rest atop a 38-meter hill. Find the gravitational potential…

A: We have a rollercoaster car of mass m=563 kg which starts from rest (initial velocity u=0) atop a…

Q: Explain why the bells of the temple

A: Given;  Explain why the bells of the temple are big?

Q: Calculate the voltage if the resistance is 13.2 ohms and the current is 6.1 A ?

A: Introduction :  In this question we are provided with value of current and resistance . with these…

Q: Determine the angles made by the vector V = -60i + 44j with the positive x- and y-axes. Write the…

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Q: 13- Thermal energy of a crystal system at a temperature of 56 °C in electron volts is equivalent to

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Q: A skier of mass 70.0 kg rides a ski lift to the top, which is 500 m higher than the base of the…

A: A skier of mass M = 70.0 kg rides a ski lift to the top, which is h = 500 m higher than the base of…

Q: Metals have a good conductivity for heat and electricity O False O True

A: As we know, Metals have abundance of free electron that carry current so that is why metals are good…

Q: (12. If 4 bugs make a sound of 14 dB then what will 25 bugs sound like?

A: 12) Given  4 bugs make sound of 14 dB then what will 25 bugs sound like

Q: An electron that is initially 53 cm away from a proton is displaced to another point. If the change…

A: Given: Initial distance ri=53 cm, Change in electric potential energy ∆PE=3×10-28J. Required: Final…

Q: 2). A photon is a wave that car be absorbed or emitted by the lattice during thermal vibration and…

A: A photon is a quanta of electromagnetic wave and have energy proportional to frequency of the wave,…

Q: At its peak, a tornado is 68 m in diameter and has 230 km/h winds. What is its frequency in…

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Q: Find the density of object Mass=22 kg Volume=0.003 m3

A: Given data : Mass=m Volume=V   Required : Density

Q: A long cylindrical conductor of radius a has two cylindrical cavities diameter a along its entire…

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Q: Compute the resistance value Voltage=22 Volt Current=6.66 A

A: Write the given values with the suitable variables. V=22 VI=6.66 A Here, V is the voltage and I is…

Q: Energy spent by machine.

A: Given;  A machine raises a load;  F= 700 N Height,h= 18 mTime ,t= 5 sCalculate;  1. Energy spent by…

Q: Three equal point charges, each with a charge of 1.50 pC, are placed at the corners of an…

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Q: Find the value mass Momnetum=33.55 kg*m/s Velocity=3 m/s

A: Given data : Momentum=p Velocity=V   Required : Mass

Q: The sound waves travel with speed of 456 m/s. If is wavelength is 8 cm, Find the frequency of wave?

A: Given, Speed of sound wave (v) = 456m/s  Wavelength of wave (λ)= 8cm

Q: NOTE: Round off answer up to 2 decimal places. Use g = 9.8 m/s2. Indicate the unit (symbol). A cube…

A: Given m2=3m1 Height (h)=6 m Coefficient of friction=0.49   Required distance traveled

Q: Find the pressure Force 15.22 N Area=3 m2

A: Given data : Force=F Area=A   To find : Pressure

Q: Find the force applied Pressure=111 N/m2 Area 30 m2

A: Given Pressure is P=111 N/m2 Area is A=30 m2 Find the amount of force.

Q: Compute the Impulse Force=1.88 N Time=2.33 s

A: Given, Force = 1.88 N Time = 2.33 s

Q: Archaeologists used pieces of burned wood, or charcoal, found at the site to date prehistoric…

A: Half life of Carbon -14 is (H) = 5730 years. It is given that 90% of C-14 had decayed = 1-0.90=0.10…

Q: How much work is done when you apply a horizontal force of 47N to push a 35 kg box 8.0 meters down…

A: Given data:  Horizontal force (F) = 47 N Displacement (d) = 8.0 m Required: Work (W)

Q: 1. A meter reader determines that a business has consumed 3550 kWh of energy in two months. If…

A: Given: The total consumed electricity is 3550 kWh. The time interval is 2 month. The electricity…

Q: Constants Part A A real heat engine working between heat reservoirs at 940 K and 570 K produces 680…

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Q: * has a fair amount of- tensile strength Magnesium O All Collagen Calcium O The air passage in the…

A: 1) Collagen has a fair amount of tensile strength.

Q: A pump is used to lift 600 kg of water from a depth of 50 m in 20 sec. Take g= 10 ms ² a. Workdone…

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