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Home Q & A Board Science-Related Homework Help Physics Astronomy
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karan98agarwal karan98agarwal
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6 years ago
The exchange particle for quarks is called
 
  A) the stickon.
  B) the gluon.
  C) the epsilon.
  D) the epoxyon.

Question 2

Which of the following is not believed to be composed of quarks?
 
  A) alpha particle
  B) beta particle
  C) proton
  D) neutron
  E) pion

Question 3

In which of the following application of technology in the home is radioactivity utilized?
 
  A) a door-bell
  B) a humidifier
  C) a smoke detector
  D) a food sterilizer

Question 4

A sievert (Sv) is
 
  A) the SI unit of absorbed dose = 1 J/kg = 100 rad.
  B) 10-2 J/kg.
  C) 3.70  1010 decays/s in radium.
  D) a dosage of 2.58  10-4 C/kg.
  E) the effective dose of 1 Gy.
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miacampbellmiacampbell
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#1
6 years ago
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6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
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