Wednesday
April 16, 2014

Homework Help: physics- MC QUESTIONS

Posted by Lilly on Wednesday, May 9, 2012 at 1:44am.

Q 1: which of the following conditions occur when an object is in static equilibrium ? (can be more than one option)

a. net force on the object is zero
b. net torque on the object is zero
c. acceleration of the object is zero
d. velocity of the object is zero

Q2: Student A pulls on a wrench with 10 N a distance 5 cm from a bolt. Student B pulls on a wrench with 5 N a distance of 12 cm from a bolt. Which student applied a greater torque? (Both students applied the force perpendicular to the wrench handle.)

A. student A
B. Student B
C. Neither, they apply the same torque
D. not enough information

Q3: true of false: when computing the torque on an object, you must select an axis about which you compute the torque?

Q4: Consider a beam that is supported at its ends. Which statement best describes the forces from the supports.

a. force on one of the ends will be greater than the other
b.the force on the two ends are equal
c. not enough information

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Economics - Can someone help with the following: I know how to get the MC and AC...
Economics/Algebra - Can someone help with the following: I know how to get the ...
Economics - You own four firms that produce different products. The following ...
college econ - You own four firms that produce different products. The following...
CORRECTED ECONOMICS ? - You own four firms that produce different products. The ...
Geometry - Point M is the midpoint of the line equation ABMC. Which of the ...
Math - Point M is the midpoint of line ABMC. Which of the following statements ...
Physics - A,B,C,D are four charges placed at each corner of a square, with A= -6...
micro - which of the following statements is true of the oligopoly that can ...
College Physics - 1. In a region of two-dimensional space, there are three fixed...

Search
Members