The Mach number of an aircraft that travels with a speed of 300 m/s in air at 18° C while it undergoes the compressibility effect will be: (Use speed of sound in air at 0° C: 331 m/s) Select one: a. M= 0.69 b. M 0.76 c. M= 0.88

Q: The Mach number of an aircraft that travels with a speed of 300 m / s in air at 18 ° C while it…

A: Speed of aircraft (v) = 300 m/s Temperature = 18 degree C

Q: 10. If an astronaut who has only aged 3 years returns to Earth 15 years later, how fast was his ship…

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A: Given  Speed of Alpha with respect to earth vAE = 0.9c speed of beta with respect to alpha vBA =…

Q: Energy and Mass: If a typical city consumes electrical energy at a rate of 2.0 GW (that's 2…

A: Answer: Given: P=2GW =2×109W C =3×108ms

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A:

Q: Find the momentum of a helium nucleus having a mass of 6.68 x 10-27 kg that is moving at 0.200c .

A: The expression for find momentum of helium nucleus is p=m0v1-v2c2

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A: Here, the heat lost by mercury equals the heat gained by mercury.…

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A: 10.195 Seconds

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A:

Q: You are packing for a trip to another star. During the journey, you will be traveling at 0.99c. You…

A: During your journey you will be travelling with a speed 0.99c. So, this is a relativistic speed. We…

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Q: A liquid cools from 65°C to 55°C in 5 mins. If the surrounding temperature is 35℃, calculate the…

A: Initial temperature, Ti=65°C Final temperature, Tf=55°C Temperature of the surrounding, To=35°C Time…

Q: The Mach number of an aircraft that travels with a speed of 260 m/s in air at 20° C while it…

A: The speed of sound cT at temperature T is given as:

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A:

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A:

Q: Find the speed of a particle whose total energy is 60% greater than its rest energy. mc² [Please…

A: Solution:We are given the energy equation as:E =mc21-v2c2Taking 11-v2c2=γ and mass m=m0 we have the…

Q: Find the rest energy, in terajoules, of a 11.1 g piece of chocolate. 1 TJ is equal to 10¹² J. rest…

A: The rest energy of the particle is define as                                     E = moc2 Where m is…

Q: The length of a moving spaceship is 27.4 m according to an astronaut on the spaceship. If the…

A: The expression for the speed from length contraction,

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A:

Q: A cruise ship going across a lake 15km wide travels a distance of 6km at a certain speed and then…

A: Given,

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Q: You are flying on a plane. Your friend is on the ground. If you take a nap on the plane, which of…

A: From general theory of relativity ,if speed of reference frame keeps on increasing then time…

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Q: An object A moving with a speed 0.65c relative to earth and another object B moving with a speed…

A: Given : VAE=0.65c              VBA=0.75c   Let the velocity of B relative to the earth be VBE. The…

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A: n the given station we have to discuss about the principle of special relativity.

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A: The speed of the rocket A relative to Earth is, u=0.5 c   The speed of the rocket B relative to…

Q: You are packing for a trip to another star, and on your journey you will be traveling at a speed of…

A: Speed of spaceship (v) = 0.99 c let the original height of person = L

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Q: A garage is a box 3m wide (x-direction) by 2m high (y-direction) and 8m deep (z-direction). You…

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Q: A stick moving on space by v = 0.8 c. 1- calculate the length according to the earth observer. 2-…

A: l=l01-v2c2=l01-0.8c2c2=0.60l0

Q: An electron has mass 9.11e-31 kg. If the electron's speed || is 0.998c (that is, ||/c = 0.998), what…

A: