Maths/ES

Question 1

eccentricity of circle

Answer 1

e = 0

Question 2

eccentricity of ellipse

Answer 2

e < 1

Question 3

eccentricity of parabola

Answer 3

e = 1

Question 4

eccentricity of hyperbola

Answer 4

e > 1

Question 5

discriminant of circle

Answer 5

d < 0, A = C

Question 6

discriminant of ellipse

Answer 6

d < 0

Question 7

discriminant of parabola

Answer 7

d = 0

Question 8

discriminant of hyperbola

Answer 8

d > 0

Question 9

heat of fusion of water

Answer 9

80 cal/g

Question 10

heat of vaporization of water

Answer 10

540 cal/g

Question 11

2 simultaneous events may not be simultaneous to an observer in relative motion

Answer 11

relativity of simultaneity

Question 12

moving clocks ticks more slowly

Answer 12

time dilation

Question 13

shortening in the direction they are moving to the observer

Answer 13

length contraction

Question 14

light rays bend in the direction of a gravitational field

Answer 14

light deflection

Question 15

rotating masses drag along the space time around them

Answer 15

frame dragging

Question 16

Lyman series

Answer 16

n2 = 1

Question 17

Balmer

Answer 17

n2 = 2

Question 18

Paschen

Answer 18

n2 = 3

Question 19

Brackett

Answer 19

n2 = 4

Question 20

Pfund

Answer 20

n2 = 5

Question 21

Humphreys

Answer 21

n2 = 6

Question 22

observed entropy’s behavior

Answer 22

Rudolf Clausius

Question 23

“discovered” chemical potential

Answer 23

Gilbert Lewis

Question 24

potential to change the Gibbs Free Energy

Answer 24

chemical potential

Question 25

entropy was first explained by

Answer 25

Ludwig Boltzmann

Question 26

method of filling up a gas with defined volume and weighing it

Answer 26

Regnault method

Question 27

wrote the Third Law of Thermodynamics

Answer 27

Walther Nernst

Question 28

length of 1 nautical mile

Answer 28

1.15 miles

Question 29

ability to resist deformation in the elastic region

Answer 29

stiffness

Question 30

ability to resist deformation in the plastic region

Answer 30

toughness

Question 31

what causes hardening of lime?

Answer 31

absorption of CO2

Question 32

a contract that cannot be accepted as legal in a court of law because of a condition that is not legal, information that is not correct, etc.

Answer 32

Unenforceable contract

Question 33

This theory postulates that failure will occur when the strain energy per unit volume due to the applied stresses in a part equals the strain energy per unit volume at the yield point in uniaxial testing.

Answer 33

Maximum strain energy theory

Question 34

states that the failure or yielding of a ductile material will occur when the maximum shear stress of the material equals or exceeds the shear stress value at yield point in the uniaxial tensile test

Answer 34

Maximum shear stress theory