Which of the following colors would have a wavelength of 425 nm? O yellow O red green O blue

Q: Mass of a body is 15.1 kg, What is it's weight ?

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Q: Show your complete solutions! Consider a spacecraft that is moving at 0.95c from Earth to the star…

A: A light year is the distance light travels in 1 year, namely 1 light…

Q: 9. The components of velocity vectors Ả and B are given below. What is the magnitude of vector sum Å…

A: The magnitude of the vector sum is   A→+B→=9.6 m/s

Q: Calculate the minimum work needed to bring a charge q1 = +2 µC from infinity to a point 3×10−2 m…

A: The minimum work needed to bring a charge q1 from infinity to a distance r away from a second charge…

Q: Which of the following is an accurate statement about quasars?

A: ANS: They are abnormally massive, luminous stars at the cores of ancient galaxies.

Q: Which of the following is a key difference between Newton's Law of Gravity and Einstein's equations…

A: Einstein’s theory of general relativity explained some interesting properties of gravity not covered…

Q: Problem #3 A block of mass m1 = 20.0kg is on a frictionless table to the left of a second block of…

A: Given: m1=20 kgm2=16.7 kg The applie force is 100 N.

Q: Consider holding a heavy chair at arm's length for 3 minutes. At the end of this interval, your arms…

A: we can define work as follows: W=Fd Where,  F is the force W is the work done D is the displacement

Q: Ē, = 0 Ē, = 0 Ē, = 10 cos(37x + a × 10°t)

A: Given that,  Electric field vectors are Ex→=0 Ey→=0 Ez→=10 cos(3πx+π×109t)

Q: A wave on a string has equation y(x,t) = (6.6 mm) sin (ot- kx) where o 3.2×10² rad/s and k = 2.7…

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Q: It is said that independent temperatures are held at 273 K in a volume of 11.35 dm3, its capacity of…

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

Q: A car is placed on a 10 feet diameter circular piston. The smaller piston has diameter of 6 inches…

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Q: How does contemporary relativity change the rule of conservation of momentum

A: Given : How does contemporary relativity change the rule of conservation of momentum

Q: 1. The consistent flow of charges produces electric current, which has many applications to make…

A: Current is defined as flow of charge per unit time. Capacitor is defined as charge stored per unit…

Q: Problem 8 In a compact disc (CD), digital information is stored as a sequence of raised surfaces…

A: phase difference =2nπλpath difference

Q: (a) What should be the length of an organ pipe, closed at one end, if the fundamental frequency is…

A: In this question we have to find  the length of the organ pipe and the frequency. Please give…

Q: Consider a conducting ring of radius a and resistance R. Next, we place the ring from part a in a…

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Q: How much kinetic energy must alpha particle have before its distance of closest approach to gold…

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Q: body is accelerated, a force is invariably acting on it. Does this mean that when a force is applied…

A: Given:-  When a body is accelerated, a force is invariably acting on it.  Find:-   Does this mean…

Q: How many calories of heat an required by 250g of ice at -15

A: Given250 g of ice at -150°C

Q: The acceleration was 2 m/s01C when an object of mass 20 kg was pushed with a constant horizontal…

A: Given data The acceleration of the object is given as a = 2 m/s2. The mass of the object is given…

Q: 7. Suppose you have a supply of inductors ranging from 1.00 nH to 10.0 H, and resistors ranging from…

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Q: The gravitational force (weight) exerted on a solid object is 6.00N as measured when the object is…

A: upward buoyant force = weight of liquid displaced

Q: An electric dipole in a uniform horizontal electric field of magnitude 2.5 x 105 N/C is currently at…

A: since there is no losses the dipole will move to an angle θ on the other side before coming to rest.

Q: A parallel-plate capacitor has charge +Q on one plate and charge -Q on the other. The plates, each…

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Q: The newest generation of smartphone uses three different batteries connected in series…

A: When cells are linked in series to make a battery, the net potential difference between the…

Q: Q.1: Determine ( Vo) and (1) in the following circuit, given: E= 13 V and R= 6 kn. Si Ge R Vo

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Q: It refers to the "filtering" of light as it passes through a polarizing medium. A.Reflection of…

A: Reflection of light : It is defined a phenomenon by which light bounces back after striking the…

Q: A γ-ray photon has a momentum of 8.5 × 10-21 kg⋅m/s.  wavelength is 7.795E-14. Calculate its energy…

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Q: If a 5g marble is heated using 10 calories, its temperature rises to 14.9° C. Find the specific heat…

A: Given  Mass of marble (m) = 5 g  Heat energy given (Q) = 10 cal  Change in temperature (∆T) =14.9° C…

Q: The 118-kg spool has a radius of gyration about its mass center of kG = 300 mm If the couple moment…

A: According to Newton's second law Net force = mass of the object × acceleration of the object Net…

Q: A missile is launched vertically upward with an acceleration of 20 m/s for one minute, then runs out…

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Q: is distributed uniformlly along a long stragith wire . The electric field 2 cm from the wire is 20…

A: Given:-  The charge is uniformly distributed along a long straight wire.  The electric field E = 20…

Q: A highly-calibrated pendulum is designed to measure the acceleration due to gravity on another…

A: Dear student The time period of simple pendulum is expressed as: T = 2πlg Where, l = lemgth of…

Q: HH HH a. 2.4 uF b. 2.12 juF . 0.42 juF d. 0.17 uF

A: Given data: The magnitude of each capacitance is C=4 μF.

Q: Broad spectrum of light illuminates a thin film of water (refractive index 1.33) on glass…

A: Given, refractive index of water=1.3 refractive index of glass=1.5 Wavelength of water=530nm…

Q: An object is placed 16 [cm] in front of a diverging lens with a focal  length of -6.0 [cm]. Find (a)…

A: Using lens makers formula, 1v -1u =1f  here, v is the image distance  u is the object distance  f is…

Q: A police car sounding a siren with a frequency of 1.580 [kHz] is traveling at 120.0 [km/hr ].…

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Q: a. electric current that flows in the circuit b. the voltage in points A, B, C and D (VA, VB, Vc and…

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Q: WHEN ASSESSING NATURAL LIGHTING, THE MOST OBJECTIVE INDICATOR (METHOD)

A: ANS: 1. light coefficient

Q: A body does 12 Joules of work in 2 seconds. What is it's power ?

A: Given data :                    Time Taken     =     t                     Work done      =     W…

Q: In the Bohr model, which of the following properties of the eletron come in discrete (not…

A: In the Bohr model, which of the following properties of the eletron come in discrete (not…

Q: During a test, a rocket travels upward at Va = 60 m/s and when it is Sa = 20 m %3D %3D from the…

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Q: The self-inductance of a solenoid with 234 turns, a length of 15.3 cm, and 7.76 cm diameter is…

A: Given that N=234 turns L=15.3cm=0.153m Diatmeter(D)=7.76cm Radious(r)=7.76/2=3.88cm=0.0388m To…

Q: A sine wave has a maximum value of 312 volts.   What is its instantaneous value at an angle…

A: Given:Maximum Voltage is 312 VoltsAngle displacement 55°To Find:Instantaneous value of Voltage

Q: What is the effect of turbulence due to heating on the illusion of a pool water on the road during…

A: Illumination is created by total Internal reflection. The  effect of turbulence due to heating on…

Q: An object of mass M = 13.0 kg is attached to a cord that is wrapped around a wheel of radius r =…

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Q: 1. The biceps muscle exerts a muscle force of 1000N on the forearm, as per the picture below. The…

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Q: Determine the resultant of the force system shown in Fig. 224 300 2 30 3 361

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Q: F1 F2 Figure Q1a Cable Anchor Point

A: Resultant of two vector  R = √[  F1^2 + F2 ^2 + 2F1×F2 cos(theta) ] theta is the angle between F1…