What is meant by "neutrino oscillation"?

What will be an ideal response?


Japanese physicists found the neutrinos can change to a different type of neutrino in flight, and 2/3 of them are doing so in the eight minutes from the Sun's core to Earth.

Physics & Space Science

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A crack is 1 mm long and has a 1-nm radius of curvature at the crack tip. What is the magnitude of the stress concentration factor for this crack?

(a) 2 (b) 20 (c) 200 (d) 2000

Physics & Space Science

A uniform cylinder of radius R, mass M, and length L rotates freely about a horizontal axis parallel and tangent to the cylinder, as shown below. The rotational inertia of the cylinder about this axis is ? ?

A.

.

B.
.

C.
MR2.

D.
.

E.
.

Physics & Space Science

Two long parallel wires each carry a current of 5.0 A directed to the east. The two wires are separated by 8.0 cm. What is the magnitude of the magnetic field at a point that is 5.0 cm from each of the wires?

a. 72 ?T b. 48 ?T c. 24 ?T d. 96 ?T e. 32 ?T

Physics & Space Science

A heat pump has a coefficient of performance that is 60% of the Carnot heat pump coefficient of performance. The heat pump is used to heat a home to 24.0°C during the winter with the low temperature reservoir at the outdoor temperature

At which outdoor temperature would it be more efficient to add the energy directly to the interior of the home than use it to run the heat pump? A) -25.2°C B) -154°C C) -40.0°C D) -83.4°C E) -4.00°C

Physics & Space Science