Related Questions

Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of
A Fusion
B Vaporisation
C Transition
D None of these
In presence of a catalyst the heat evolved or absorbed during a reaction-
A Increases
B Decreases
C May increase ofr decrease
D Remains unaffected
The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the
A Temperature & pressure
B Number of intermediate chemical reactions involved
C State of aggregation & the state of combination at the beginning & the end of the reaction
D None of these
The Renaissance made a transition from the middle ages to the modern times. In the sentence above' transition' means----
A progress
B transition
C development
D regress
Which of the following transition-timing-function property specifies a transition effect with a slow start?
A ease
B ease-in
C ease-in-out
D none of the mentioned
Which of the following transition-timing-function property specifies a transition effect with a slow start, then fast, then end slowly
A ease
B ease-in
C ease-in-out
D none of the mentioned
Which of the following property defines when the transition will start and it allows a transition to begin execution some some period of time from when it is applied?
A transform-delay
B transition-delay
C transform-duration
D none of the mentioned
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called
A Operational yield
B Relative yield
C Selectivity
D None of these
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?
A Paperless office
B Electronic mail
C Global network
D Electronic newspaper
E None of the above
In a refrigeration system, heat absorbed in comparison to heat rejected is
A More
B Less
C Same
D More for small capacity and less for high capacity

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