Related Questions

The unit of frequency factor in Arhenious equation is
A Same as that of rate constant
B Same as that of activation energy
C Dimensionless
D None of these
With increase in temperature, the rate constant obeying Arhenious equation
A Increases
B Decreases
C Decreases exponentially
D Can either increase or decrease ; depends on the frequency factor
Arhenious equation shows the variation of __________ with temperature.
A Reaction rate
B Rate constant
C Energy of activation
D Frequency factor
The electricity bill of a certain establishment is partially fixed and partially varies as the number of units of electricity consumed. Wen in a certain month 540 units are sonsumed. the bill is TK 1800. In another month 620 units are consumed are the bill is Tk 2040. Inayet another month if 500 units are consumed what would be the bill (in Tk) for that month?
A 1950
B 1560
C 1840
D 1680
The quantity of goods produced in firm is given by the equation x2+5x=6, where x is number of units produced in thousand units. If you solve this equation, what is the rational level of production?
A 6,000
B -6,000
C 5,000
D 1,000
If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B. working together, polish 50x units?
A 240
B 300
C 350
D 120
দুইটি বিপরীতমুখী বলদ্বয়ের লব্ধি 12 units এবং বলদ্বয় হতে যথাক্রমে 3 units এবং 4 units দূরে ক্রিয়াশীল। বলদ্বয়ের মান কত?
A 48 and 36 units
B 48 and 48 units
C 40 and 36 units
D 40 and 40 units
A machine can produce 10 units in 5 hours. Another machine can produce 5 units in 10 hours. Working together, how many units can they produce in 30 hours?
A 50 units
B 60 units
C 70 units
D 80 units
The frequency generated by each decade in a direct frequency synthesizer is much higher than the frequency shown; this is done to
A Reduce the spurious frequency problem
B Increase the frequency stability of the synthesizer
C Reduce the number of decades
D Reduce the number of crystals required
If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:
A Q = S + F
B Q = S - F
C Q = F - S
D Q = S × F

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