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ECAT - Practice Test - Physics - Measurements and Vectors Quiz

Attempt 10 MCQs on ECAT - Practice Test - Physics - Measurements and Vectors | Quiz 5

41. What is the sum of vectors called?



42. What is A - B equivalent to?



43. How can systematic errors be reduced?



44. How can random errors be minimized?



45. What does precision mean in measurements?



46. What does accuracy mean in measurements?



47. If the average measured length is 15.2 cm and the true length is 15.0 cm, what is the absolute error?



48. Calculate the percentage error if absolute error is 0.2 cm and measured value is 15.2 cm.



49. What is the magnitude of the resultant of perpendicular vectors of magnitudes 5 and 12?



50. What is the y-component of a vector of magnitude 10 making 30° with the x-axis?



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