A 55-cm brass rod has a diameter of 30 cm. The compressive strength of steel is 250 × 106 N/m2. What is the compression force that would break the rod?
A) 1.8 × 107 N
B) 2.4 × 107 N
C) 1.4 × 108 N
D) 2.4 × 108 N
E) 4.5 × 108 N
A
You might also like to view...
Electric Field of Point-Charges: A +5.00-?C point charge is placed at the 0.0 cm mark of a meter stick and a -4.00-?C point charge is placed at the 50.0 cm mark. At what point on a line through the ends of the meter stick is the electric field equal to zero?
A. 1.4 m from the 0 cm mark B. 2.5 m from the 0 cm mark C. 2.9 m from the 0 cm mark D. 3.3 m from the 0 cm mark E. 4.7 m from the 0 cm mark
When liquids change to a solids, they
A) absorb energy. B) release energy. C) both of these D) neither of these
A source emits sound at a fixed constant frequency f.If the source moves, the wavelength of the sound in front of the direction of motion is ____________ the wavelength behind the direction of motion
a. the same as b. larger than c. smaller than d. unrelated to
The coefficient of static friction between the tires of a car and the street is ?s = 0.70 . Of the following, what is the steepest inclination angle of a street on which a car can be parked (with wheels locked) without slipping?
a. 30° b. 40° c. 35° d. 45° e. 32°