What type of boson is responsible for the electromagnetic force?

a) gluon
b) photon
c) electron
d) graviton
e) W boson


Ans: b) photon

Physics & Space Science

You might also like to view...

Calorimetry: When 50 g of a certain material at 100°C is mixed with 100 g of water at 0°C, the final temperature is 40°C. What is the specific heat of the material? The specific heat of water is 1.00 kcal/kg ? C°.

A. 0.33 kcal/kg ? C° B. 0.75 kcal/kg ? C° C. 1.3 kcal/kg ? C° D. 7.5 kcal/kg ? C°

Physics & Space Science

A 7.5 × 1014 Hz laser emits a 7.7-?s pulse, 5.0 mm in diameter, with a beam energy density of 0.51 J/m3. What is the amplitude of the electric field of the emitted waves? (c = 3.00 × 108 m/s, ?0 = 4? × 10-7 T ? m/A, ?0 = 8.85 × 10-12 C2/N ? m2)

A) 340 kV/m B) 480 kV/m C) 240 kV/m D) 150 kV/m E) 120 kV/m

Physics & Space Science

A ball vibrates back and forth from the free end of an ideal spring having a force constant (spring constant) of 20 N/m

If the amplitude of this motion is 0.30 m, what is the kinetic energy of the ball when it is 0.30 m from its equilibrium position? A) 0.45 J B) 0.90 J C) 0.22 J D) 0.00 J E) 1.4 J

Physics & Space Science

A 10-g bullet moving horizontally with a speed of 2.0 km/s strikes and passes through a 4.0-kg block moving with a speed of 4.2 m/s in the opposite direction on a horizontal frictionless surface. If the block is brought to rest by the collision, what is the kinetic energy of the bullet as it emerges from the block?

a. 0.51 kJ b. 0.29 kJ c. 0.80 kJ d. 0.13 kJ e. 20 kJ

Physics & Space Science