
Vectors in physics
Quiz by Stephen Gillis
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19 questions
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- Q1Which of the following best defines a vector?A quantity that has both magnitude and direction.A quantity that only has magnitude.A quantity that only has direction.A quantity that has neither magnitude nor direction.30s
- Q2What is the resultant of adding two vectors with equal magnitudes and opposite directions?ZeroDoubleUndefinedNegative30s
- Q3Which of the following is an example of a vector quantity?VolumeVelocityTemperatureMass30s
- Q4What is the dot product of two perpendicular vectors?Zero-1InfinityOne30s
- Q5Which of the following equations is used to calculate the magnitude of a vector?Magnitude = sqrt(x^2 + y^2 + z^2)Magnitude = x + y + zMagnitude = x^2 + y^2Magnitude = x * y * z30s
- Q6Which of the following statements about vector addition is true?Vector addition can only be performed with two vectors.The order of vector addition determines the magnitude of the resultant vector.The order of vector addition does not matter.Vector addition always results in a scalar quantity.30s
- Q7What is the unit of measurement for a vector quantity?SecondNo unit or the same unit as its base quantity.KilogramMeter30s
- Q8Which of the following is an example of a scalar quantity?TemperatureForceMomentumAcceleration30s
- Q9What is the difference between a scalar and a vector?A scalar has both magnitude and direction, while a vector only has magnitude.A scalar and a vector are the same thing.A scalar only has magnitude, while a vector has both magnitude and direction.A scalar has direction, while a vector only has magnitude.30s
- Q10What is the result of adding two vectors with the same magnitude and opposite directions?Parallel vectorZero vectorScalarUnit vector30s
- Q11In physics, what is the process of breaking a single vector into its component vectors called?ResolvingAmplifyingSimplifyingCombining30s
- Q12In resolving a vector into its components, what are the two perpendicular vectors called?Scalar vectorsResultant vectorsOpposite vectorsComponent vectors30s
- Q13When adding two vectors using the head-to-tail method, what is the correct way to determine the resultant vector?Draw a line from the tail of the first vector to the head of the second vector.Draw a line from the head of the first vector to the tail of the second vector.Draw a line from the tail of the first vector to the tail of the second vector.Draw a line from the head of the first vector to the head of the second vector.30s
- Q14In the context of vectors, what is the magnitude of a vector?The direction of the vectorThe result of adding two vectorsThe component vectors of the vectorThe size or length of the vector30s
- Q15What is the process of combining two or more vectors to form a single vector called?Vector additionVector scalingVector subtractionVector multiplication30s