12. Which of the following statements is not valid for a projectile? Take upward direction as positive. a. The y component of the velocity of the projectile is zero at the highest point of the projectile's path. b. The x velocity on a projectile is constant at any point on its path if we ignore air resistance. c. The acceleration of the projectile is positive and decreasing when the projectile is moving upwards. d. The acceleration of the projectile is a constant negative value.

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Chapter1: Units, Trigonometry. And Vectors
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12. Which of the following statements is not valid for a projectile?
Take upward direction as positive.
a. The y component of the velocity of the projectile is zero at the
highest point of the projectile's path.
b. The x velocity on a projectile is constant at any point on its path
if we ignore air resistance.
c. The acceleration of the projectile is positive and decreasing when
the projectile is moving upwards.
d. The acceleration of the projectile is a constant negative value.
Transcribed Image Text:12. Which of the following statements is not valid for a projectile? Take upward direction as positive. a. The y component of the velocity of the projectile is zero at the highest point of the projectile's path. b. The x velocity on a projectile is constant at any point on its path if we ignore air resistance. c. The acceleration of the projectile is positive and decreasing when the projectile is moving upwards. d. The acceleration of the projectile is a constant negative value.
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