1.What are the similarities and differences between alluvial and deltaic sedimentary 1deposition? How might rocks from alluvial and deltaic environments differ?

2.How do continental shelves build up tabular layers of sediment?

3.How do deltas build up tabular, continuous layers of sediment?

4.What is regression? Transgression?

5.What makes sea level rise and fall? What characteristic sequence of sedimentary rocks is associated with sea level rise and why?

6.What is a joint? How do they arise? What is relative dating and what are the principals on which it is based? (e.g. What is the Law of Superposition?)

7.How can a structure such as a fault be dated relatively?

8.What are two methods of dating rocks? (each can be found on the Geologic Time Scale). What is the scientific basis of each?

9.What are the limitations of each? Name three minerals that contain unstable, radioactive elements and that are useful for isotopic dating of rocks. What are you dating when you date such a mineral? What is a normal fault? reverse fault? thrust fault? strike-slip fault? How can you tell one from the other?

10.Name someplace in the US where you could go to see each of these types of structures. How can you recognize the occurrence of a fault in the field?

11.How can you determine the nature of offset on a fault once you find it?

12.What is an anticline and what is a syncline? How can you tell one from the other? How can you tell if they plunge and what way they plunge?

13.Which structures accomplish extension of the crust? Which accomplish shortening and thickening

Discuss, with examples, the difference between primary and secondary rock structure (examples are required).

. What is the difference between "stress" and "strain"?

5. Differentiate between Mode I, II and III fractures (drawings are required).

6. In each of the map sketches below, draw a line showing the anticipated strike of the mode I fractures that would likely develop.

7. In each of the cross-sections below, draw arrows on each side of the faults to show the relative sense of displacement.

8. Discuss the net stratigraphic effect commonly produced by a thrust fault (a diagram is required)

9. List 5 pieces of evidence commonly used to identify faults in the field.

10. Draw and label a diagram depicting the difference between synthetic and antithetic faults.

A generator is connected t hr ough a 20 MVA, 13.8/138 kV step down transformer, to a transmission line. At the receiving end of the line a load is supplied through a step down transformer of 10 M VA, 138/69 kV rating. A 0.72 puload, evaluated on load side transformer ratings as base values, is supplied from the above system. For system base values of 10 MVA and 69 kV in load circuit, the value of the load (in per unit) in generator circuit will be?

Question 8:

Three identical star connected resist or s of 1.0 pu are connected to an unbalanced 3 phase supply. The load neutral is isolated. The symmetrical components of the line voltages in pu are:

Vab1= X 1, Vab2= Y2.

If all the pu calculations are with the respective base values, the phase to neutr al sequence voltages are?

Question 9:

A single phase transmission line and a telephone line are both symmetrically strung one below the other, in horizontal configurations, on a common t ower. The shor t est and l ongest distances between the phase and telephone conductors are 2.5 m and 3 m respectively. The volt age (volt /km) induced in the telephone circuit, due to 50 Hz current of 100 amps in the power circuit is?

Question 10:

A system with the open loop transfer function G(s) =K

s(s + 2)(s2+ 2s + 2)

is connected in a negative feedback configuration with a feedback gain of unity. For the closed loop system to be marginally stable, the value of K is?

Question 11:

Consider the following Nyquist plots of loop transfer functions over = 0 to = . Which of these plots represents a stable closed loop system. Consider the feedback control system which is subjected to a unit step input. The system is stable and has the following parameters kp= 4, ki= 10 , = 500 and = 0.7?

Question 12:

The system900is be compensated such that its gain-

(s + 1)(s + 9)

crossover frequency becomes same as its uncompensated phase-crossover frequency and provides a 45 phase margin. To achieve this, one may use?

Question 13:

The measurement system uses three sub-systems in cascade whose gains are

specified as G1,G2and1

G3

The relative small errors associated with each respective subsystem G1, G2and G3are 1, 2and 3. The error associated with the output is?

Question 14:

Let the Laplace transform of a function f(t) which exists for t > 0 be F1(s) and the Laplace transform of its delayed version f(t - ) be F2* (s). Let F1* (s) be the complex conjugate of F1(s) with the Laplace variable set as s = + j.

G(s) =F2(s).F1*(s), then the inverse Laplace transform of G(s) is

|F1(s)|2

Question 15:

The steady state error of a unity feedback linear system for a unit step input is 0.1. The steady state error of the same system, for a pulse input r(t) having a magnitude of 10 and a duration of one second, as shown in the figure is?r