Phys 0174 - Clicker Questions

Phys 0174 - Clicker Questions - Phys 0174 – P Koehler –...

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Unformatted text preview: Phys 0174 – P. Koehler – Fall 2006 Review Question 2-1: The dimensions of two quantities MUST be identical if you are either ___________ or ____________ the quantities. (A) adding; multiplying (B) subtracting; dividing (C) multiplying; dividing (D) adding; subtracting (E) all of these are correct Phys 0174 – P. Koehler – Fall 2006 Review Question 2-2: If x and t represent position and time, respectively, then the constant B in the equation x = A*cos(B*t) must (A) have the dimensions L/T (B) have the dimensions 1/T (C) have the dimensions L (D) have the dimensions L 2 /T 2 (E) be dimensionless Phys 0174 – P. Koehler – Fall 2006 B D C E Concept Question 4-1: The position of an object moving along the x-axis changes with time t as shown in the diagram. At which point or points is the magnitude of the object’s velocity a minimum? (A) Points A and E (D) Point E only (B) Points B, D, and E (E) None of these (C) Point C only A x t Phys 0174 – P. Koehler – Fall 2006 B D C E Concept Question 4-2: The position of an object moving along the x-axis changes with time t as shown in the diagram. At which point or points does the object’s velocity reverse its direction? (A) Point A (D) Points A and E (B) Point C (E) Point E (C) Points B and D A x t Phys 0174 – P. Koehler – Fall 2006 Concept Question 7.1: Which of the three x vs. t graphs goes with the v x vs t graph? At t=0 the particle is at x = -10 m....
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This note was uploaded on 09/11/2011 for the course PHYS 0174 taught by Professor Kohler during the Spring '08 term at Pittsburgh.

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Phys 0174 - Clicker Questions - Phys 0174 – P Koehler –...

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