At what angle is maximum range can be attained?

Q: What are the necessary conditions for tunnelling?

A: Tunnelling is a phenomenon in quantum mechanics where a particle is able to penetrate through a…

Q: The sound waves travel with speed of 564 m/s. If is wavelength is 7 cm. Find the frequency of wave ?

A: Given data:  Speed (v) = 564 m/s Wavelength (λ) = 7 cm = 0.07 m Required: Frequency (f)

Q: find the frequency of wave?

A: See next page

Q: How many nodes, not including the endpoints, are in a standing wave three wavelengths long? How many…

A:

Q: Give 1 application of Interference and Diffraction of Light

A: Diffraction & Interference of Light  Defination:- When a light wave  travelling in straight path…

Q: 12. A man is walking at the rate of 1.5m/s toward a streetligh which is 5m above the level ground.…

A:

Q: At what angle does the maximum range occur?

A:

Q: Constructive interference occurs when: a trough meets a trough Oa compression meets a rarefaction Oa…

A: Constructive interference occurs when A trough meets a trough

Q: How Can Energy Incident On The Surface Can Be Produced?

A: The photoelectric effect is the phenomenon of the emission of electrons from the metal surface when…

Q: The SOUND waver ferels width sfeenof 41om/s. If is 18 4 cm Find the frequenry ofcome

A: Given data :   Wave length   =   λ    Speed of sound   =   V        To find :         Frequency

Q: Sound waves can diffract through do without having to be directly in front

A: Givenf=240 Hzv=343 m/s

Q: What other wavelengths will completely destructively interfere and why?

A: Given,

Q: whort is veletion ave There between the angle o f Codent Ci) anod he ongle of veflection (r) ?

A:

Q: Discuss the conditions for interference to occur.

A: In order to obtain interference, the following conditions should be satisfied.

Q: Determine the magnitude of the Fourier transform in milliunits of the function t³e-1.1tu(t), for a…

A:

Q: Compute the approximate ratio of the amount of blue light scattered sky light to the amount of…

A: In the given question, we are to find the ratio of amount of blue light in the scattered sky to the…

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: The sound waves travel with speed of 484 m/s. If is wavelength is 5 cm. Find the frequency of wave ?

A: Given:  Speed/Velocity(V): 484ms-1 Wavelength(λ): 5cm   To Find: Frequency(F)

Q: Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of…

A: Power, P = 0.25 mW diameter, d = 1 mm

Q: If the wavelength of light is halved, by what fraction does the amount of the light scattered by…

A: Write the expression for the intensity of the light by Rayleigh’s law of scattering. I∝1λ4

Q: what is the required separation

A: We know that for constructive interference                              mλ=dsinθWhich gives,…

Q: Which type of wave never shows the property of diffraction? *

A: Which type of wave never shows the property of diffraction?

Q: What is the range delay to the moon at a distance of 384x106 m?

A: Range delay is the time required to go and back the distance.  So Range delay (T) = 2R/c Here R=…

Q: A 2m high water wave travels past an observer. Every 3s he sees 5 full waves pass him. Each peak is…

A: # Frequency = Number of Cycles per second. Since one full wave corresponds to one full cycle,  So…

Q: A radar wave reaches the target at a time of 2 x 10-4 sec. The corresponding radar range is

A: Given Information The target time taken by the wave is given as t = 2 x 10-4 s.   Known…

Q: What is the luminous intensity (in lux) on a 25 m² surface when illuminated with a 5,000- lumen…

A:

Q: Where is the energy of a vertically projected body maximum?

A: When the object reaches its maximum height, the potential energy of the object is at its maximum…

Q: A man standing 300m in front of a cliff fires a cannon. After how many seconds later will he hear…

A:

Q: What color has the shortest wavelength?

A: Violet color has shortest wavelength.

Q: What is the difference between diffraction and scattering?

A: To understand the difference between diffraction and scattering we must know about their basic…

Q: By what percentage will the transmission range of a TV tower be affected when the height of the…

A:

Q: The sound waves travel with speed of 230 m/s. If is wavelength is 4 cm. Find the frequency of wave?

A: Given Speed of sound wave (v) = 230 m/s Wavelength (λ) = 4 cm                             = 4 × 10-2…

Q: How many wavelengths does 4th harmonic have?

A: The diagram of the fourth harmonic on the string is given below.

Q: Delermine. He ray range, ota projectile fred ara herght of Z feet abore the ground uith an tnitial…

A: Given : Height = 2 feet Initial velocity = 300 feet/s=300 X 0.3048 =91.44 m/s Angle = 25 degree

Q: The question is attatched down below.

A: Given- Your weight W=750N The weight of your belongings is Wb=1000N The displacement of the elevator…

Q: a pas atrooper with kii chute wei ghs 00 lks. freely a gre at Lei ght yalle ysom Sy ore opening…

A:

Q: A radar wave reaches the target at a time of 2 x 104 sec, the corresponding radar range is

A:

Q: During an Apollo moon landing, reflecting panels were placed on the moon. This allowed earth-based…

A: Given  Time taken by laser beam t=2.52 sec  speed v=3×108 m/s

Q: What is the phase angle ø?

A: Given data : Resistance R = 80 ohm Inductance L = 0.19 H Capacitance C = 20 × 10-6 F Peak voltage…

Q: Compute for the frequency of the following wavelengths: 1. 25mm 2. 7μm

A: given  1.wavelength λ = 25 mm       = 25 × 10-3 m  2.wavelength λ = 7 μm = 7 × 10-6 m

Q: Does parallax underlie the depth preceived in stereo views?

A: yes,  parallax does underlie the depth perceived in stereo picture.

Q: Calculate the frequency of violet light,

A: Given data;  Wavelength.λ= 720 nmSpeed of light= 3×108 m/sCalculate the frequency of violet light ?

Q: Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of…

A: Given  Power output of lasers = 0.250 mW  Diameter = 2.0 mm Redius = diameter/2 Redius = 1 mm