A spring has a force constant of 1500 N/m. How much work is required to extend the spring 0.1 m from its relaxed position?

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Q: What is Curie temperature? State the effect of temperature on magnetization of a soft magnet.

A: Curie Temperature :- The temperature at which the magnetic material lost their permanent magnetic pr...

Q: the centre of the earth, if it weighed 100 N on the surface? mass density, how much would a body wei...

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Q: 1. Which of the following subatomic particles determine the identity of an atom? A protons B. neutro...

A: 1- A Explanation- In a atom there are 3 basic particles-electrons, protons and neutrons. Of them ele...

Q: The Hubble Space Telescope has an aperture of 2.4m and focuses visible light (380–750 nm). The Areci...

A: Given that:Dh=2.4 mλh=380 nm=380×10-9 m    (for smallest possible crater, we need to use minimum wav...

Q: (a) Two capacitors, C, - 5.58 pF and C, - 3.02 pf, are connected in parallel, then the combination i...

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Q: Show your work wherever possible. Record all answers with THREE DIGITS. O PROBLEMS 1 In the diagram ...

A: d) Draw the free-body diagram of the upper barrel.

Q: An aluminum rod is 18.2 cm long at 20°C and has a mass of 350 g. If 12,000 J of energy is added to t...

A: Detail can be observed in the question 

Q: A block of mass 2.0 kg is placed on a smooth plane, inclined to the horizontal at an angle of 15o. T...

A: Given: The mass of the object is 2 kg. The weight of the object is 20 N. The angle of the inclinatio...

Q: The density of electrons increases along the coordinates of a metal according to the relationship n ...

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Q: An aluminum cup contains 225 g of water and a 40-g copper stirrer, all at 27°C. A 424-g sample of si...

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Q: 0} 3. Perform the following operations, expressing the answers to the correct accuracy/precision inc...

A: According  to question we need to simplify the operation. 

Q: The plates of a parallel plate capacitor are 3.28mm apart, and have an area of 12.2cm². Each plate c...

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Q: "Matter has broken the sound barrier but will not be able to exceed the speed of light." Explain thi...

A: "Matter has broken the sound barrier but will not be able to exceed the speed of light." Explain thi...

Q: Calkulate tu (Amplitud,velocity a mplitude , Periodic time and frequency) of a) f(t) =4 Cos (22 TTt ...

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Q: Find the maximum permissible voltage across the capacitor to avoid dielectric breakdown. Express you...

A: a) Write the expression for the maximum permissible voltage and substitute the required values.

Q: 1. Complete the table below by identifying the effects on resistance and effects on current flow of ...

A: Question 1 a) When electrical resistivity increases,  Resistance - Higher Current flow - lower b) Wh...

Q: 2. A car is driven 225 km west and then 98 km southwest (45°). What is the displacement of the car f...

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Q: Car A is traveling on the circular rod at the constant speed of vA = 70 km/hr. At the instant shown,...

A: Given that:- Speed of car A=70 km/hr

Q: Earth Life Geosphere Atmosphere Quarks Light Elements Heavy Elements Atoms Galaxies Protostars Solar...

A: Step 1 Given that, the following components of the physical world are according to their temporal s...

Q: You encounter a moving walkway that is 75 mm long and has a speed of 1.9 m/sm/s relative to the grou...

A: Given value--- speed of walkway = 1.9 m/s. distance = 75 m. We have to find --- How long would it...

Q: Problem 1 Two moles of a monatomic ideal gas, while expanding under isobaric conditions, absorbs 200...

A: Given that:Number of mole, n=2Gass type→ Monoatomic ideal gasHeat absorbed, ∆Q=+2000 J (heat absorbe...

Q: If a single person in the stands of a stadium shouts, the sound intensity level at the centre of the...

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Q: 2. The resultant of three concurrent forces is 90.00 lbs 34°N of W. If two of these three forces are...

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Q: What is the frequency of light that allows an electron to be released from a metal that has a work f...

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

Q: Why do bubbles form inside the bottle of carbonated soda (ex. Sprite) when adequately submerged in a...

A: Why do bubbles form inside the bottle of carbonated soda (ex. Sprite) when adequately submerged in a...

Q: The linear non-uniform charge distribution given by lamda = bx, where b is a constant, lies along th...

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Q: Three charges, q1 = 12.59 nC, q2 = -18.99 nC, and q3 = -19.72 nC, are placed on three corners of a s...

A: According to question we need to find--- net electric field. 

Q: 1 8 V 200 3v.

A: For the given circuit,

Q: A supersonic plane is flying at Mach 5 at an altitude of 8km where the speed of sound is 320m/s. How...

A: Given: match no M =5 altitude h =8km = 8000 m speed of sound v = 320 m/s

Q: When one object pushes on another object, the pushed object exerts an equal force in the same direct...

A: Given that:- The statement is given in the question.

Q: An earthquake on the ocean floor in the Gulf of Alaska produces a tsunami (sometimes incorrectly cal...

A: given v≈gd

Q: An airplane heads north of east by 18 degrees for a distance of 67km then heads north for 39km. What...

A: Given value--- first distance = 67 km , 18 degree N of E. second distance = 39 km , N. We have to ...

Q: Using the mathematical expression for the conductivity of a material, explain how it varies with tem...

A: Since, we know that conductivity (σ ) of a material is reciprocal of its resistivity (ρ)        i.e....

Q: The resultant of three concurrent forces is 90.00 lbs 340N of W. If two of these three forces are A=...

A: Given, Resultant of three concurrent forces, R = 90.00 lbs at 34° N of W A = 17.89 lbs 27° W of SB =...

Q: A particle of charge +2.1 nC and mass - 3 micro-gram) moves with a velocity V = 4.7 i km/s in a regi...

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Q: A tourist drops a rock from rest from a guard rail overlooking a valley. What is the velocity of the...

A: 1) Initial velocity (u) = 0 mst = 4 seconds   

Q: 3. If one of the masses is tripled, how does the gravity change? If the din Ruitu ohange?

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Q: An experimenter measures the temperature of his aparatus as 523.23 °C.  His theory requires the temp...

A: This question is based on thermal properties of matter topic. We need to know how to convert tempera...

Q: Grand Design by Hawking

A: Classical science defines the physical world solely through the perspective of the observer. The pro...

Q: ( ANSWER e,f, and g ), a is given ) You have two equal masses m1 and m2 and a spring with a sprin...

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Q: 2. The resultant of three concurrent forces is 90.00 Ibs 34°N of W. If two of these three forces are...

A: GivenFR= 90.00 lbs 34° N of W. If two of these three forces are A=17.89 lbs 27°W of S, andB =36.00 l...

Q: 14. How many protons, neutrons and electrons are in the neutral atom of 35,„CI? A. 17 protons, 15 ne...

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Q: A 60.0-kg astronaut is in space, far from any objects that would exert a significant gravitational f...

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Q: Three resistors (115 Ω, 580  Ω, and 2300 Ω) are wired together in series with a 44 V battery. What i...

A: given: R1=115ΩR2=580ΩR3=2300Ωare connected in serieswithV=44 V

Q: The atmospheric pressure on earth is 101kPa. The surface area of the earth is related to its mean ra...

A: Radius of the earth is r=6400 km=6400000 m Area of the surface of the earth is A=4πr2 If M be the ma...

Q: A grandfather clock is controlled by a swinging brass pendulum that is 1.6 m long at a temperature o...

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Q: Why most appliances in the Phillipines are designed to work on an electrical supply of 230V at 60Hz ...

A: The voltage and ac frequency of electric supply is different in different countries with . For examp...

Q: When the electrons reach the middle of the metal, you can never leave it for any external influence ...

A: (1) When we increases the strength of the external field ,potential barrier outside the conductor be...

Q: 1.A light foam cup similar to a disposable coffee cup has a weight of 0.13 N, a uniform diameter of ...

A: givenWeight of disposable coffee cup, W=0.13 NDiameter of cup , d=77.5 mmLength of cup, L=161.000 mm