81. Which of the following is not a mechanical pressure sensing element?
82. Cascade control means
83. In second order underdamped system,
84. A control system has the following transfer function $${\text{F}}\left( {\text{s}} \right) = \frac{{\left( {{\text{s}} - 1} \right)\left( {{\text{s}} + 1} \right)}}{{{\text{s}}\left( {{\text{s}} - 2} \right)\left( {{\text{s}} + 4} \right)}}$$
The initial value of the corresponding time function is
The initial value of the corresponding time function is
85. Which of the following shows maximum dip effect (indicating reverse direction of temperature change)?
86. Transfer function of transportation lag is
87. Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the
88. Mcleoid gauge is used to measure the
89. Maximum differential pressure in liquid manometer is __________ psi.
90. In an exothermic chemical reactor, the manipulated variable is the flow rate of
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