A 1-megaton nuclear weapon produces about 4 × 10¹5 J of energy. How much mass must vanish when a 5-megaton weapon explodes?
Q: how much energy does it emit per second
A: Given the surface area of the black body radiator (A)= 2.4 temperature of the object (T)= 1,405
Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…
A: Given data :- N0 = 135 gT = 3.t1/2 ; t1/2 being the half life of isotope
Q: Suppose that Earth grew to its present size in 15 million years from particles averaging 110 g each.…
A: Time taken by the Earth to grow to its present size:t = 15 Million yearsConvert it into seconds,t=15…
Q: A radio transmitter broadcasts at a frequency of 155kHz. What is the wavelength of the wave? ( speed…
A:
Q: Radium-226 decays by emitting an alpha particle. A 0.5-gram sample of pure radium-226 emits…
A:
Q: Which of the following is least reasonable regarding energy production in the Sun? Group of answer…
A: The statement that is least reasonable regarding energy production in the Sun is:"Although the Sun…
Q: The half-life of carbon-14 is 5730 years. If 6.25% of the original sample remains, how old is the…
A:
Q: How much energy is released when 3 kg of mass is converted into energy?
A: As per the special theory of relativity mass and energy are interconvertible. Energy can be…
Q: The wavelength of radio waves can be as long as 100,000 meters. What is the frequency of a 85,000…
A: Wavelength, λ = 85,000 m khz = 1000 hz = 1000 cycles/sec Frequency, f = ?
Q: sample of iodine-126 with an original mass of 15mg loses 13.125mg of the original mass of the…
A: sample of iodine-126 with an original mass of 15mg loses 13.125mg of the original mass of the…
Q: What is the wavelength of this radio wave in meters?
A:
Q: How many nanometers are in a 5km distance?
A: Given: The distance is 5 km.
Q: A radio transmitter broadcasts at a frequency of 172kHz. What is the wavelength of the wave? ( speed…
A:
Q: A sample of carbon-14 has been decaying for 22 920 years and is now 35,0 grams. (The half-life of…
A: Decay constant and half life are related as, k=0.693t12
Q: The United States consumes about 2.5 3 1019 J of energy in all forms in a year. How many years could…
A: A solar flare is an eruption on the Sun's surface due to magnetic fields accelerating charged…
Q: The half-life of plutonium-239 is 24,300 years. If a nuclear bomb released 8 kg of this isotope, how…
A: The half-life of plutonium-239 is 24,300 years. If a nuclear bomb released 8 kg of this isotope, how…
Q: A blackbody radiator in the shape of a sphere has a surface area of 1.3. If the temperature of the…
A: Hey there, I have taken all the values in S.I units, since no units are mentioned in the problem.…
Q: Use Einstein’s equation E = mc2 to compute the amount of the Sun’s mass in kilograms which is…
A:
Q: The half life of carbon-14 is approximately 6000 years. How long will it take a sample of carbon-14…
A:
Q: What is the mass of an object that creates 33,750 J of energy by traveling at 30 m/s?
A:
Q: A particular isotope has a half-life of 2000 years. If you start with 1 kilogram of this isotope,…
A:
Q: A tiny space inside a computer chip has been measured to be 2.56x10^-6 meters wide, 1.4x10^-7 meters…
A: Given: the dimension of the space in the computer chip is: width(b) = 2.56x10-6 m length(l) =…
Q: Plutonium has a half-life of 8×10¹ years. How long will it take for 5 g of plutonium to decay into 1…
A: Radioactive decay takes place when an unstable nucleus becomes stable. The instability arises due to…
Q: How long would it take in minutes to travel a distance of 2000 meters if you are traveling at a…
A: Given information:Speed (V) = 50 m/s.Distance (d) = 2000 m.
Q: A radio transmitter broadcasts at a frequency of 119kHz. What is the wavelength of the wave? ( speed…
A: Given, The frequency of the broadcast signal is, f = 119 kHz = 119×103 Hz speed of the light in the…
Q: The wavelength of a certain frequency of light is 5 x 10-7 meters. If the speed of light is 300,000…
A: Wavelength ( λ ) = 5 × 10-7 meter Speed of light ( c ) = 300000 km/sec
Q: A 30 caliber rifle bullet is reported to weigh 120 grains. You have a dozen of these bullets in your…
A: Given,
Q: A very heavy car is moving down the road and has 1,000,000 joules of kinetic energy. if the car has…
A: Given data: A very heavy car moving down the road Kinetic energy (KE) = 1,000,000 J New mass (m')…
Q: A radio transmitter broadcasts at a frequency of 143kHz. What is the wavelength of the wave? ( speed…
A:
Q: The half-life of plutonium-239 is 24,300 years. If a nuclear bomb released 12 kg of this isotope,…
A:
Q: a 1 kilogram ball is dropped from the top of a building that is 180 meters high. what is the…
A:
Q: If the speed of light is 3.00 105 km/s, how many kilometers are in a light-year? How many…
A: Light year is the distance covered by light in a year. Number of kilometers are in a light-year,…
Q: How much energy would you produce if you turned 3kg of mass entirely into energy? (not 0.7% of that…
A: The mass-energy relationship is given by, E=mc2 Here, E is the energy released, m is the mass…
Q: A blackbody radiator in the shape of a sphere has a surface area of 2.1. If the temperature of the…
A: P=AσT4 Let the surface area and temperature of blackbody be in SI units.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- If a mass of 2kg starts at a velocity of 1m/s and ends at a velocity of 2 m/s, how much energy did it gain, in Joules?A piece of carbon-14 that originally had a mass of 2 kg is later found to have a mass of 1.75 kg (due to radioactive decay). How much energy was released?A car with a mass of 1000 kilogram is moving at a speed of 10 meters per second. What will be the kinetic energy of the car?
- Carbon-14 has a half-life of 5730 years. If you start with a sample of 24 Kg, how many Kg of Carbon-14 would you have left after 17,190 years?The mass of the Moon is 7.35 x 10^22 kg, while that of Earth is 5.97 x 10^24 kg. The distance from the center of the Moon to the center of Earth is 384,400 km. What is the gravitational potential energy of the Moon with respect to the Earth?The total energy output from the Sun of around 3.8 x 1026 joules per second, what is the mass of elements consumed in order to produce this amount of energy?
- A radio transmitter broadcasts at a frequency of 142kHz. What is the wavelength of the wave? ( speed of light in vac-uum: c = 3 × 10 8 m/s ) Calculate to 1 decimalEach of the Space Shuttle's solid rocket motors burns 680,400 kilograms of propellant in 2.5 minutes. How much propellant does each motor burn in 30 seconds?A team of biologists finds a mammoth frozen in permafrost. They analyze the fraction of Carbon-14 and Nitrogen-14 atoms in the mammoth. They find that for every 1 Carbon-14 atom, there are 15 Nitrogen-14 atoms. Approximately how old is the mammoth?
- A block of tungsten changes in temperature from 15 ˚C up to a temperature of 125 ˚C when 7,500,000 Joules of energy are added to it. What is the mass of this tungsten block in grams and in kilograms?A naturally occurring isotope of hydrogen called tritium has a half-life of 12.3 years. If a sample of tritium is one-thirty-secondth of its original amount, how much time has elapsed?Carbon-14 is a radioactive element with a half-life of about 5730 years. Carbon-14 is said to decay exponentially. The decay rate is 0.000121 . We start with 1 gram of carbon-14. We are interested in the time (years) it takes to decay carbon-14.