If the dielectric breakdown field in air is 3 106 V/m, what ...

[MGLQZ]

If the dielectric breakdown field in air is 3  106 V/m, what potential difference is involved with a 3 cm spark?
 a. 1.0  108 V
  c. 9  104 V
  b. 9  106 V
  d. 1.0  1010 V

Question 2

A Ferris wheel, rotating initially at an angular speed of 0.16 rad/s, accelerates over a 7.0-s interval at a rate of 0.050 rad/s2 . What is its angular speed after this 7.0-s interval?
 a. 0.46 rad/s
  c. 0.51 rad/s
  b. 0.85 rad/s
  d. 1.2 rad/s

[perkiness]

Answer to Question 1

C

Answer to Question 2

C

[MGLQZ]

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[Viet Thy]

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