Questions by Graham Chiu

Questions by Graham Chiu

A specimen of a 4340 steel alloy with a plane strain fracture toughness of 54.8 Mpa root m is exposed to a stress of 1030 MPa. Will this specimen experience fracture if the largest surface crack is 0.5

asked Mar 12, 2020

1 answer

0 votes

155k views

Roselyn wants to drive her car at a speed of 60 miles per hour for 1.251, point, 25 hours. Her car has a fuel efficiency of 15 miles per gallon. How many gallons of fuel does Roselyn need for her journey?

asked Nov 6, 2019

2 answers

2 votes

209k views

20 points?!!!!!! please help I need this asap

asked Jul 8, 2019

1 answer

1 vote

184k views

Carolina needs a total of 14-3/4 pounds of clay for a project. If she needs 4-1/4 pounds of blue clay and 3-2/3 pounds of green clay. The rest of the clay she needs is red. How much red clay does she need?

asked Nov 18, 2018

1 answer

3 votes

2.1k views

Why is it important to study sunspots? How can they affect Earth?

asked Aug 2, 2018

2 answers

3 votes

42.0k views

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