# In a condenser of a power plant, the steam condenses at a temperature of 60 0 C . The cooling water enters at  30 0 C and leaves at 45 0 C . The logarithmic mean  temperature difference (LMTD) of the condenser is

1.  16.20C

2.  21.60C

3.  300C

4.  37.50C

4

21.60C

Explanation :
No Explanation available for this question

# A simply supported beam PQ is loaded by a moment of 1kN-m at the mid-span of  the beam as shown in the figure. The reaction forces Rp and RQ at supports P and Q respectively are

1.  1kN downward, 1kN upward

2.  0.5kN upward, 0.5kN downward

3.  0.5kN downward, 0.5kNupward

4.  1kN upward, 1kN upward

4

1kN downward, 1kN upward

Explanation :
No Explanation available for this question

# A  double –  parallelogram mechanism  is  shown  in  the  figure. Note  that  PQ  is  a single link. The mobility of the mechanism is

1.  -1

2.  0

3.  1

4.  2

4

1

Explanation :
No Explanation available for this question

# The maximum possible draft in cold rolling of sheet increases with the

1.  Increase in coefficient of friction

2.  Decrease in coefficient of friction

4.  Increase in roll velocity

4

Increase in coefficient of friction

Explanation :
No Explanation available for this question

# The  operation  in which  oil  is  permeated  into  the  pores  of  a  powder metallurgy product is known as

1.  Mixing

2.  Sintering

3.  Impregnation

4.  infiltration

4

Impregnation

Explanation :
No Explanation available for this question

# A  hole  is  dimension mm.  The  corresponding  shaft  is  of  dimension . The resulting assembly has

1.  Loose running fit

2.  Close running fit

3.  Transition fit

4.  Interference fit

4

Transition fit

Explanation :
No Explanation available for this question

# Heat and work are

1.  Intensive properties

2.  Extensive properties

3.  Point functions

4.  Path functions

4

Path functions

Explanation :
No Explanation available for this question

# A column has a rectangular cross-section of 10mm x 20mm and a length of 1m. The slenderness ratio of the column is close to

1.  200

2.  346

3.  477

4.  1000

4

346

Explanation :
No Explanation available for this question

# A series expansion for the function sinθ  is

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# Green sand mould indicates that

1.  Polymeric mould has been cured

2.  Mould has been totally dried

3.  Mould is green in colour

4.  Mould contains moisture

4