Answer:
The one end of a hollow square bar whose side is (10+N/100) in with (1+N/100) in thickness is under a tensile stress 102,500 psi and the other end is connected with a U bracket using a double-pin system. Find the minimum diameter of pin is used according to shear strength. Take the factor of safety as 1.5 and σ_all=243 ksi for pin material.
Explanation:
Tea brewed for iced tea should never be held for more than which of the following time periods?
1 hour
4 hours
8 hours
12 hours
37. WHICH OF THESE STATEMENTS IS TRUE ABOUT KEEPING CHILDREN SAFE IN
VEHICLES?
A. Infants should not ride in the front seat of vehicles
B. Children under one year and over 20 lbs. should ride buckled up in the front seat
C. The back seat is generally not the safest place in the car for all children 12 years and younger
A
It would be B but I say that it isn't because children under 3 should be riding a buckle up just for safety