Force Vectors Use interior String Number Mass Attached (kg) Force Exerted (N)  Direction (°) 1       2       3

Q: . Human hearing depends on both the _________ and the intensity of sound waves. 3. The intensity of…

A: 2. Human hearing depends on both the Frequency and the intensity of sound wave Human ears can only…

Q: The frequency of the 1-m-long vibrating string is 250 Hz.  The string has a linear mass density of 5…

A: Given value--- length = 1m. frequency = 250 Hz. density = 5 gram per meter . the number of segments…

Q: 4. Consider the following arrangement - String 1 String 2 consisting of two pulleys, two strings…

A:

Q: After seeing a plane, 4 seconds later the sound was heard. If the speed of sound is 340 m/s how far…

A: Speed of sound(v) = 340m/s After 4s later the sound was heard

Q: 50.Energy can be transferred from one place to another without transferring the matter through…

A: 50.Energy can be transferred from one place to another without transferring the matter.

Q: A train at a speed of 40.8 m/s sounds it whistle, which has a frequency of 4.88 x 10² Hz. Determine…

A:

Q: Which one of the following statements about sound is not correct? 1) Sound travels at a speed slower…

A: The speed of light is c=3×108 m/s which is greater than the speed of sound , which is , v=343 m/s .…

Q: Find the frequency of a spring that has a period of0.0028 s.

A: Given in question - Time period(T) = 0.0028 seconds  To find - Frequency(F) of the spring. Solution:…

Q: A ship is going north with a speed of 200 m/s. The waves going 300 m/s west is affecting the…

A:

Q: The figure shows a ‘snapshot’ of four different waves in identical ropes stretched with the same…

A: Introduction: There are basically two types of wave. Transverse wave and longitudinal wave. Sound…

Q: 45. Graphs A and B represent the results of applying an increasing force to stretch a spring. The…

A:

Q: A music tuner uses a 554-Hz tuning fork to tune the frequency of a musical instrument. If the tuner…

A: Given that, frequency of the tuning fork is 554 Hz, and beat frequency is 2 Hz.

Q: Two cars A & B are travelling away from each other and blowing their horns. You are sitting in car B…

A:

Q: Light waves are electromagnetic waves that travel at 3.00 x 108 m/s. The eye is most sensitive to…

A:

Q: 1.8 m string with a linear density of 18.5 x 10-3 Kg/m is stretched by a 225 N force. The string is…

A: Given: The length of the string is 1.8 m. The mass per unit length is 18.5x10-3 kg/m. The tension in…

Q: A cord of mass 0.65 kg is stretched between two supports 8.0 m apart. If the tension in the cord is…

A: First you need to find out the speed of the wave. Tension 120 N

Q: The air pressure variations in a sound wave cause the eardrum to vibrate. Find the maximum…

A: Given data *The given amplitude is A = 5.03 × 10-8 m  *The given frequency is f = 20.0 Hz

Q: pendulum has a period of 400 milliseconds. Determine the frequency of the pendulum in hertz

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Q: Jason heartbeat is 65 per minute what is the frequency is his heartbeat in n hertz

A: Given : No. of beats(N) = 65 Time (t) = 1 minute = 60 seconds

Q: Andrea was watching her brother in the ocean and noticed that the waves were coming into the beach…

A:

Q: The main factor which effects the speed of a sound wave is the ____. a. amplitude of the sound…

A: Given:  Speed of sound

Q: A vibrating motor vibrates a string at a constant 120 Hz. The string extends from the motor and…

A: In this question we have to find the mass of the object that will make the string vibrate. Please…

Q: guitar string has a length of .75 m and a mass of 4.8 g when subjected to a tension of 350 N.…

A:

Q: What is the relationship between an A with a frequency of 220 Hz and an A with a frequency of 440 Hz

A: The frequency of the sound wave, n= 220 Hz Speed of the sound wave, v = 440 m/s For a sound wave,…

Q: Q.4: An accelerometer has a seismic mass of 0.05 kg and a spring constant of 3.0x10° N/m. Maximum…

A: The seismic mass, m is 0.05 kg. The spring constant, k is 3.0×103 N/m. The mass displacement, xm is…

Q: A pendulum has a period of 5 seconds. What is its frequency? 0.2 Hz 5 Hz 25 Hz 1 MHz

A: We know thatf=1THeref=frequencyT=time period

Q: An ambulance moving at 42 m/s sounds its siren whose frequency is 413 Hz. A car is moving in the…

A:

Q: The speed of sound in air at 0∘is: A) 331 m/s B) 330 m/s C) 330 ms D) 331 ms

A: The speed of sound varies with the temperature.  The speed of sound in air at 0 degree C is nearly…

Q: A ½ kg mass is attached to a spring. The spring has a spring constant of 200 N/m. The mass is pulled…

A:

Q: A bus is moving with a velocity of 5 m/s towards a huge wall. The driver sounds a horn of frequency…

A: Given, Velocity of bus, Vs = 5 m/s Speed of sound in air, V = 335 m/s The driver sounds a horn of…

Q: .The intensity of sound waves is proportional to the square of the frequency True False

A:

Q: A source of sound is moving directly away from you:  you are stationary relative to the still air…

A: Due to the relative motion between source and listener the frequency of sound heard by the listener…

Q: A spring with an 8.3-kg mass is pulled back 0.31 m. If its frequency is 4.2 Hz, then find the…

A: The mass of the spring is m = 8.3 kg. The frequency is f = 4.2 Hz. The time t = 0.55 s. The…

Q: Instantaneous rest

A:

Q: If a thunder is heard by a man 5 seconds after the lightning is seen , how far is the lightning from…

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Q: A force of 640 newtons stretches a spring 4 meters. A mass of 40 kilograms is attached to the end of…

A:

Q: In shallow water of depth d, the speed of waves is approximately v = (gd)1/2 - shallow water wave…

A: The speed of the waves can be found as

Q: A string with a linear mass density of μ = 0.0060 kg/m is tied to the ceiling. A 20-kg mass is tied…

A: When a string in tension is plucked, a wave is produced which can be described by its wave equation.…

Q: The intensity of sound waves is proportional to the square of the .frequency True False

A: As per our company guidelines we are supposed to answer ?️only first 3 question. Kindly repost…

Q: A train is moving parallel to a highway with a constant speed of 20 m/sec. A car is traveling in the…

A: Given data: Speed of the train, vt= 20 m/s Speed of the car, vc = 30 m/s Frequency of the car’s…

Q: A string of mass 2.5 kg is under tension of 200 N. The length of the stretched string is 20.0 m. If…

A: Given  Mass of string M=2.5kg Tension T=200N Length of string L=20m

Q: The table shows the speed of ultrasound waves in different tissues in the human body.   Tissue…

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Q: nylon rope of length 18m is under a tension of 1.8 * 10^4 N. The total mass of this rope is 2.7 kg.…

A:

Q: An observer at sea level does not hear an aircraft flying at 6000-m standard altitude until 15 s…

A: The Mach number is defined as nothing but the ratio of the speed of an object to the speed of sound…

Q: The magnitude of tension for a taut string is the same everywhere, but the tension does not…

A: The taut strig has negligible mass. So, it is held taut between two points of string and thus, the…

Q: When a surface vibrates, air is forced to move, creating a sound wave. What kind of force is exerted…

A: a surface vibrates,air is forced to move creating a sound wave  here longitudinal waves of sound is…

Q: 7. Determine the tension in all 3 strings. 40° 60° T1 T2 T3 4.0 kg

A: Mass of block (m) = 4 kg Tension in the three strings are T1 , T2 , T3 θ1 = 40oθ2 = 60o

Q: mass weighing 4 pounds is attached to a spring whose spring constant is 36 lb/ft. Find the equation…

A:

Q: Two cars A & B are travelling towards one another and blowing their horns. You are sitting in car A…

A: Answer:-  Given  Speed of car A (Va) = 27.2 m/s  Speed of car B (Vb) = 24.2 m/s  Frequency of car…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!