1. a sample of helium gas contained in a balloon is warmed. if the balloon originally measures 1.5 L at 25 degree celsius, what is its volume at 85 degree celsius at constant pressure?

Q: Coulomb's Law and Electric Field Calculations: What are the electric fields at points 1, 2, and 3 in…

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Q: 4) Metal bar of length 2. cm moves with velocity 1. cm/s towards the right in a constant magnetic…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A 2.00 kg metal object requires 5020 J of heat to raise its temperature from 20.0°C to 40.0°C. What…

A: Given data:  Mass (m) = 2.00 kg Heat energy (Q) = 5020 J Initial temperature (Ti) = 20.0°C Final…

Q: 32. What kind of image is formed by a concave mirror when the object is formed at the center of…

A: The correct answer is option A Real, inverted, and the same size of the object.

Q: Determine acceleration U=2 m/s V=6.7 m/s Time=2 s

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Q: Find displacement Work done=0.22 J Force=0.2 N

A: The work done by a force is defined to be the product of the component of the force in the direction…

Q: A current of 8.012 A flows through a for 10.023 s. What amount conductor of charge passes through…

A: Given data :                     Time      =     t                 Current      =    I           To…

Q: Find the time to cover distance 220 km with car moving with speed 25 km/hr

A: Given data : Speed=S Distance=d   To find : Time

Q: Students A and B used the following steps to find the heat capacity of a sample of duralumin alloy:…

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

Q: Find the value of kinetic energy stored in object of mass 12 kg moving with velocity 2.25 m/s

A: Given Data : The mass of the object is given as m = 12 Kg. The velocity of the object is given as…

Q: A 1.5kg metal block slides in an insulated pipe so that the energy transfer is between the metal…

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Q: A 0.145 kg baseball is pitched at 42 m/s to the right. The batter hits it horizontally to the…

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Q: Explain to a friend why you would look into a car with good “crash worthiness”. Use physics to…

A: Crashworthiness is the ability of a structure to protect its occupants during an impact. This is…

Q: Find the gravitational potential energy of a light that a mass of 4.2kg and is 2 m above the ground.

A: Answer:-  Given  Mass(m) = 4.2 kg  Height (h) = 2 m  Acceleration due to gravity (g) = 9.8 m/s2  We…

Q: POESR A science student is riding on a flatcar of a train traveling along a strait, horizontal track…

A: horizontal speed of train (v) = 15 msθ =  observed by the student is 67o

Q: 13 SOLUTION IS NEEDED A 1.5kg metal block slides in an insulated pipe so that the energy transfer is…

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Q: 3) One wire carries current I in positive direction along the x-axis and another wire carries…

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Q: Given data: Displacement = Force 0.22 N Find the work done 13 m

A: Given value--- displacement = 13 m. Force = 0.22 N. We have to find--- work done?

Q: You have the following vectors: A=-7.9i+9.73 B-7.11+-1.23 Calculate the magnitude of A - 2B. Your…

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Q: A weather balloon contains 12.0 m³ of hydrogen gas when the balloon is released from a location at…

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Q: cylindrical container has a diameter d-0.1 m and height Z-05 m It is open at one end.. It is ed with…

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Q: Q-1: A horizontal force F = 380 N is necessary to start raising the block A. The coefficient of…

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Q: Determine acceleration U=2 m/s V=6.7 m/s Time=2 s

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Q: Coulomb's Law: What is the force Fon the 1.0 nC charge in the right figure? a. Give your answer as a…

A: Coulomb's force is given by the formula  F=kq1q2r2Where, q1and q2 are the chargesr =distance between…

Q: A spherical tank of diameter 4 m is half-full of water (weight density = 9800 N/m³). Setup the…

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Q: A m chain 100 m E hA hE G m # 20. If hA= 80.0 m, and the mass of the cart m= 100.0 kg, what is the…

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Q: If you could jump with an initial speed at 5 m/a, how many jumps would you need to reach the top of…

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Q: Which situation results to the greatest work done? Group of answer choices a 120 W appliance…

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Q: Which of the following would be the best situation in which to use sonar? A creating an image of…

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Q: Work, Power and Energy Problem. Show the complete solution. Please make sure that your handwritten…

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Q: 78 g=lom ls2 Ⓒm=2² h=31m Find P.E

A: Given Data : The mass of the object is given as m = 2.78 Kg. The height of the object is given as h…

Q: How efficient is a motor that uses 1600 J of electricity energy to accelerate a 200 kg moped from…

A: Efficiency is defined as the ratio of workdone to energy used. Efficiency =WorkdoneInput energy

Q: 2. How does the frequency of a wave relate to the energy of the wave? Type your answer here:

A: Consider the energy of the wave is E and the frequency of the wave is f.

Q: * What will happen to the molecules left behind in the water when evaporation occurs? molecules will…

A: During evaporation water molecules are converted into vapour phase and leaves the water surface .

Q: Solve with illustration.  A 5.3 cm tall wooden cane is placed a distance of 9.1 cm from a concave…

A: Mirror equation  1/u + 1/v = 1/f Where, u is the distance of object from the mirror, v is the…

Q: A 5.00-cm tall light bulb is placed 55.5 cm from a concave mirror having a focal length of 15.2 cm.…

A: Mirror formula :  1 / v + 1 / u = 1 / f  v is image distance u is object distance f is focal length…

Q: A 5.00-cm tall light bulb is placed 55.5 cm from a concave mirror having a focal length of 15.2 cm.…

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Q: A neutron particle (mass= 1.0 u) is emitted from an atomic nucleus in the direction of its velocity.…

A: Initial momentum of the system =mass of the nucleus*speed of the nucleus =180*395 Let the speed of…

Q: Calculate the momentum of a car having mass 340 kg moving with a velocity 42 m/s

A: Given data :                   Velocity     =    v                   Mass      =     m           To…

Q: Volume where 1- p2 S.N.. side length (1) surface area (3) 1 1.5cm 135 cm 6 cm 1.5 cm ✓ 1 cm 05 cm…

A: Solution:-

Q: 1. Cover the entire surface area of the box and one side of the cardboard with masking tape. 2. Let…

A: When there is a relative motion between the surfaces or tendency of the relative motion then…

Q: A wheel with a moment of inertia of 0.03 kg.m2 is accelerated from rest to 20 rad/s in 5 seconds due…

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Q: 2. A cylindrical metal rod is 1.90 m long and 5.50 mm in diameter. The resistance between its two…

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Q: 6. A copper wire carries a steady 50 A current to an electroplating tank. Find the magnetic field…

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Q: Find the speed of car Distance covered=212 m Time=2.3 s

A: Given data : Time=t Distance=d   To find : Speed

Q: What law states that the sum of all voltages in a closed loop is equal to zero? Group of answer…

A: Required:  Explanation of Kirchhoff's Voltage Law

Q: An XBox controller uses a single 1.5-volt battery How much resistance does the controller have if…

A: According to Ohm's law,      Resistance = Voltage / Current = V/I

Q: An explosion occurs in Baguio city during a cold day at 8 °C. How long after the explosion does a…

A: The velocity of sound wave is given by, v = d/t  Where, v = velocity of sound d = distance travelled…

Q: Find the work done to displace body of mass by 3 kg with force of 1.3 N upto 2 m

A: Mass of the body, m=3 kg Force on the object, F=1.3 N Displacement of the body, d=2m

Q: 1) A charge Q is at the origin. a) Find the electric flux through a sphere with radius 2R with…

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