Let there be two speakers, A and B, emitting sound with matched phase. If a microphone is originally exactly between A and B (so that the distance to each is L), how far to the left do we need to move it so that the microphone detects destructive interference?

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Q: メしt)- T sltl s To 12 where To is the fund man tal Too 14ms, T, 2ms Peried 1- Write Fouries Series re…

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A: The values of the worksheet needs to be given: Near Infrared, 5λ=4000 nm Red, 5λ=3500 nmorange,…

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A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Over a distance of 245 meters, an automobile going initially at +7.0 m/s accelerates evenly at +0.80…

A: Solution:-Given thatDistance (S)=245 mInitial speed (u)=+7 m/sAcceleration (a)=+0.8 m/s2

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A: When 100 volt DC is applied 1 amp flows through it Therefore Resistance  = 100/ 1 = 100 ohm…

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Q: 1 W = B dr 24o Jall space

A: For theϕ = LIAndϕ = ∫B·daϕ = ∫∇×A daϕ =∮A·dINow,LI =∮A·dIWork done isW =12LI2W =12I∮A·dIW…

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A: We will draw free body diagram. Then solve for equation of motion

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A: Solution:-Given thatInitial speed (Vi)=20 miles per hourFinal speed (Vf)=50 miles per hourtime…

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Q: 3. A metal is heated up to a temperature of 450°C. It is then exposed to a temperature of 302 K.…

A: The initial temperature of the metal is given as, Ti=450oC=723 K, The surface or ambient temperature…

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Q: Two long parallel wires carry currents of 4.0 A each in the same direction. The wires are separated…

A: Given: Two parallel wires carry the current of 4 A.             The distance between the two wires…

Q: In 6.0 seconds, the braking of an automobile reduces its speed from 58 miles per hour to 30 miles…

A: Solution:-Given thattime (t)=6 sInitial speed (u)=58 miles per hourFinal speed (v)=30 miles per…

Q: a rifle bullet with mass 40.00 g strikes and embeds itself in a block with mass 2.0 kg that rests on…

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Q: A hypothetical charge of 31 pC with a mass of 77 fg has a speed of 48 km/s and is ejected southward…

A: Given data :  Charge, q = 31 pC = 31× 10-12 C  Mass, m = 77 fg = 77×10-18 Kg  Speed, v = 48 Km/s =…

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Q: The momentum of photon of wavelength 0.01 Å is

A: To find-Momentum of photon (P)=?Given-Wavelength (λ)=0.01 A0=0.01×10-10 mh=6.63×10-34 Js

Q: . An ideal gas (R = 0.26 kJ/kg °K) initially at a pressure of 60 kPa and volume of 0.1 m'is…

A: For an ideal gas R=0.26 KJ/Kg K initial pressure, Pi=60 kPa=60×103 PaVolume, Vi=0.1 m3Temperature (…

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Q: Two condenser each of capacity 5 uF and a battery of e.m.f. 180 V are given to you. Which…

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A: Given data :  Speed, v = 0.99c  Distance, S = 26 ly = 26× 9.461×1015 meter  To find :  Time when…

Q: You are driving down the road at 34.2 meters per second when you suddenly see a fallen tree blocking…

A: Solution:-Given thatInitial speed of vehicle (u)=34.2 m/sdistance of the tree from vehicle (x)=59.8…

Q: 6. You are whirling a rubber stopper of mass m, attached to a string, in a vertical circle at a high…

A: Solution:-Given that

Q: Derive the following relations using: P(v)du = (47) () m exp %3D 2kT 2kT 2KT L'maz= 8KT = 3kT Urms =

A: The answer is as follows

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Q: On the diagram below, mark and label everywhere that  the velocity of the box would be zero. Also…

A: Solution:-Given that

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A: To explain :  Can the coefficient of restitution be equal to 1 in reality .

Q: :. An electron moving at the speed of 107 m/s, enters a magnetic field of induction 0.1 T at right…

A: To find-Radius of path of electron=?Given-Speed of electron (V)=107 m/sMagnetic field (B)=0.1 T

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