MCQOPTIONS
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MCQOPTIONS
This section includes 2114 Mcqs, each offering curated multiple-choice questions to sharpen your Unit Processes knowledge and support exam preparation. Choose a topic below to get started.
| 701. |
Slope of the moment diagram is equal to _________ |
| A. | Rotational moment |
| B. | Bending moment |
| C. | Total weight |
| D. | Shear |
| Answer» E. | |
| 702. |
The equation of change in moment equals the area under the shear diagram is not applied when_________ |
| A. | Rotational moment |
| B. | Bending moment |
| C. | Total weight |
| D. | Couple moment acts |
| Answer» E. | |
| 703. |
The shear diagram will jump downward if the _________________ |
| A. | Rotational moment |
| B. | Bending moment |
| C. | Total weight |
| D. | Force will act downwards |
| Answer» E. | |
| 704. |
The slope of the shear diagram is equal to__________ |
| A. | Rotational moment |
| B. | Bending moment |
| C. | Total weight |
| D. | Distributed load intensity |
| Answer» E. | |
| 705. |
The determination of the internal loading in the beams is usually done so as to ______________ |
| A. | Break the beam |
| B. | Know the length |
| C. | Know the diameter |
| D. | Design the beam |
| Answer» E. | |
| 706. |
What is the degree of freedom of Oxygen molecule? |
| A. | 6 |
| B. | 5 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 707. |
What is the degree of freedom of Ozone? |
| A. | 6 |
| B. | 5 |
| C. | 3 |
| D. | 4 |
| Answer» B. 5 | |
| 708. |
What is the degree of freedom of tri-atomic gases? |
| A. | 6 |
| B. | 5 |
| C. | 3 |
| D. | 4 |
| Answer» B. 5 | |
| 709. |
What is the degree of freedom of di-atomic gases? |
| A. | 6 |
| B. | 5 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 710. |
What is the degree of freedom of a system, that has 5 variables and only 4 equations are known? |
| A. | 3 |
| B. | 7 |
| C. | 1 |
| D. | 2 |
| Answer» D. 2 | |
| 711. |
What is the degree of freedom of a system, that has 5 variables and only 3 equations are known? |
| A. | 3 |
| B. | 7 |
| C. | 2 |
| D. | 5 |
| Answer» D. 5 | |
| 712. |
What is the degree of freedom of mono-atomic gases? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 713. |
What will be the degree of freedom for two given independent samples whose sizes are N1 and N2 respectively? |
| A. | N1+N2 |
| B. | N1-N2 |
| C. | (N1+N2)-2 |
| D. | (N1-N2)/2 |
| Answer» D. (N1-N2)/2 | |
| 714. |
How many degrees of freedom are present in a bionic arm? |
| A. | 2 |
| B. | 3 |
| C. | 6 |
| D. | 7 |
| Answer» E. | |
| 715. |
The degree of freedom of all the gases is same. |
| A. | True |
| B. | False |
| Answer» C. | |
| 716. |
Degree of freedom can be found out by subtracting number of equations from number of variables. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 717. |
What is the degree of freedom of a system, that has 5 variables and only 2 equations are known? |
| A. | 3 |
| B. | 7 |
| C. | 1 |
| D. | 2 |
| Answer» B. 7 | |
| 718. |
What is the statistical formula of degree of freedom? (where “df” represents degree of freedom and “n” represents the number of values in the sample set) |
| A. | df = n2 |
| B. | df = 2*n |
| C. | df = n-1 |
| D. | df = (n2)-1 |
| Answer» D. df = (n2)-1 | |
| 719. |
Degree of freedom is denoted by which Greek symbol?a) α(alpha)b) λ(lamda)c) v(mu)d) β(bet |
| A. | α(alpha) |
| B. | λ(lamda) |
| C. | v(mu) |
| D. | β(beta) |
| Answer» D. β(beta) | |
| 720. |
What is Degree of freedom? |
| A. | Total number of observations |
| B. | Total number of independent constraints |
| C. | Total number of observations minus the total number of independent constraints |
| D. | Total number of independent constraints minus the total number of observations |
| Answer» D. Total number of independent constraints minus the total number of observations | |
| 721. |
Select the output for the following set of code : |
| A. | print hello 4 times |
| B. | print hello 3 times |
| C. | print hello 5 times |
| D. | print hello infinite timesView Answer |
| Answer» D. print hello infinite timesView Answer | |
| 722. |
Power delivered to load calculated by five-point method can be equal to __________(Pac is power delivered to load without distortion and D is the RMS of all Harmonic distortion) |
| A. | Pac (1-D2) |
| B. | Pac/D2 |
| C. | Pac (1+D2) |
| D. | Pac D2 |
| Answer» D. Pac D2 | |
| 723. |
If D1, D2, D3, D4 are the distortion produced by second, third, fourth, fifth respectively (others are insignificant). Then total harmonic distortion is __________ |
| A. | √(D12+D22+D32+D42) |
| B. | √(D12+D32) |
| C. | √(D22+D42) |
| D. | √(D12+D22) |
| Answer» B. √(D12+D32) | |
| 724. |
In three-point method the harmonics which are considered for calculating distortion is __________ |
| A. | First harmonics only |
| B. | First and Second harmonics only |
| C. | First, Second and Third harmonics only |
| D. | Second and Third harmonics only |
| Answer» C. First, Second and Third harmonics only | |
| 725. |
Power delivered to load is _________ with an increase in harmonic distortion. |
| A. | Increases |
| B. | Decreases |
| C. | Constant |
| D. | Cannot predict |
| Answer» B. Decreases | |
| 726. |
THD+N is a scale used to expressing _______ of an audio amplifier. |
| A. | Gain |
| B. | Sound quality |
| C. | Amplification factor |
| D. | Distortion |
| Answer» C. Amplification factor | |
| 727. |
How many times is the function recursive_min_element() called when the following code is executed? |
| A. | 9 |
| B. | 10 |
| C. | 11 |
| D. | 12View Answer |
| Answer» C. 11 | |
| 728. |
What is the time complexity of the following recursive implementation used to find the largest and the smallest element in an array? |
| A. | O(1) |
| B. | O(n) |
| C. | O(n2) |
| D. | O(n3)View Answer |
| Answer» C. O(n2) | |
| 729. |
Consider the following recursive implementation to find the largest element in an array. Which of the following lines should be inserted to complete the above code? |
| A. | max_of_two(arr[idx], recursive_max_element(arr, len, idx)) |
| B. | recursive_max_element(arr, len, idx) |
| C. | max_of_two(arr[idx], recursive_max_element(arr, len, idx + 1)) |
| D. | recursive_max_element(arr, len, idx + 1)View Answer |
| Answer» D. recursive_max_element(arr, len, idx + 1)View Answer | |
| 730. |
What is the time complexity of the following iterative implementation used to find the largest and smallest element in an array? |
| A. | O(1) |
| B. | O(n) |
| C. | O(n2) |
| D. | O(n/2)View Answer |
| Answer» C. O(n2) | |
| 731. |
Consider the following code snippet to find the smallest element in an array: Which of the following lines should be inserted to complete the above code? |
| A. | arr[i] > min_element |
| B. | arr[i] < min_element |
| C. | arr[i] == min_element |
| D. | arr[i] != min_elementView Answer |
| Answer» C. arr[i] == min_element | |
| 732. |
Consider the following iterative code snippet to find the largest element: Which of the following lines should be inserted to complete the above code? |
| A. | arr[i] > max_element |
| B. | arr[i] < max_element |
| C. | arr[i] == max_element |
| D. | arr[i] != max_elementView Answer |
| Answer» B. arr[i] < max_element | |
| 733. |
Which of the following is the correct relationship between γ and Cv? |
| A. | Cv=R\(\frac{\gamma}{\gamma-1}\) |
| B. | Cv=\(\frac{R}{\gamma-1}\) |
| C. | Cv=\(\frac{R}{\gamma+1}\) |
| D. | Cv=R\(\frac{\gamma}{\gamma\mp1}\) |
| Answer» C. Cv=\(\frac{R}{\gamma+1}\) | |
| 734. |
Which of the following is the correct relationship between R and Cp? |
| A. | R=Cp\(\frac{\gamma-1}{\gamma}\) |
| B. | Cp=R\(\frac{\gamma-1}{\gamma}\) |
| C. | R=Cp\(\frac{\gamma+1}{\gamma}\) |
| D. | Cp=R\(\frac{\gamma}{\gamma-1}\) |
| Answer» B. Cp=R\(\frac{\gamma-1}{\gamma}\) | |
| 735. |
CAS stands for __________ |
| A. | calculated air speed |
| B. | casual air speed |
| C. | crucial air speed |
| D. | calibrated air speed |
| Answer» E. | |
| 736. |
GS stands for __________ |
| A. | gravitational speed |
| B. | greater speed |
| C. | ground speed |
| D. | gradual speed |
| Answer» D. gradual speed | |
| 737. |
IAS stands for ___________ |
| A. | inductor air speed |
| B. | indicated air speed |
| C. | induced air speed |
| D. | isentropic air speed |
| Answer» C. induced air speed | |
| 738. |
TAS stands for _________ |
| A. | true air speed |
| B. | temperature air speed |
| C. | troposphere air speed |
| D. | thermal air speed |
| Answer» B. temperature air speed | |
| 739. |
What is true airspeed? |
| A. | relative speed of aircraft with respect to the surrounding air flow |
| B. | relative speed of aircraft sound with respect to the surrounding air flow sound |
| C. | moment of aircraft with respect to air |
| D. | moment of aircraft with respect to ground |
| Answer» B. relative speed of aircraft sound with respect to the surrounding air flow sound | |
| 740. |
Which of the following is the general equation that relates flow temperature to true airspeed? |
| A. | CpT+\(\frac{V^2}{2}\)=constant |
| B. | CpT-\(\frac{V^2}{2}\)=constant |
| C. | CvT+\(\frac{V^2}{2}\)=constant |
| D. | CvT-\(\frac{V^2}{2}\)=constant |
| Answer» B. CpT-\(\frac{V^2}{2}\)=constant | |
| 741. |
Airspeeds are of three types. |
| A. | True |
| B. | False |
| Answer» C. | |
| 742. |
What is meant by airspeed? |
| A. | The relative velocity between the aircraft and the air mass in which the aircraft is flying |
| B. | The ratio of velocity between the aircraft and the air mass in which the aircraft is flying |
| C. | The relative acceleration between the aircraft and the air mass in which the aircraft is flying |
| D. | The ratio of velocity between the aircraft and the ground in which the aircraft is flying |
| Answer» B. The ratio of velocity between the aircraft and the air mass in which the aircraft is flying | |
| 743. |
What is the relation between pressure and density in an adiabatic air flow? |
| A. | \(\frac{p_1}{p_2}\)=(\(\frac{\rho_1}{\rho_2}\))\(\frac{1}{\gamma}\) |
| B. | \(\frac{p_1}{p_2}\)=(\(\frac{\rho_1}{\rho_2}\))γ |
| C. | \(\frac{p_1}{p_2}\)=(\(\frac{\rho_1}{\rho_2}\))γ+1 |
| D. | \(\frac{p_1}{p_2}\)=(\(\frac{\rho_1}{\rho_2}\))γ-1 |
| Answer» C. \(\frac{p_1}{p_2}\)=(\(\frac{\rho_1}{\rho_2}\))γ+1 | |
| 744. |
Transportation lag causes : |
| A. | Instability in system |
| B. | Stability in system |
| C. | System remains unaffected |
| D. | Bandwidth increases |
| Answer» B. Stability in system | |
| 745. |
Practically all the systems have transportation lag : |
| A. | True |
| B. | False |
| Answer» C. | |
| 746. |
Linear lumped parameter models are not valid under situations as: |
| A. | Transmission pipe between the hydraulic pump and the motor causes a time lag in transportation of oil from pump to motor |
| B. | Transmission of heat by conduction or convection produces serious transportation lag |
| C. | Both of the mentioned |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 747. |
Mediums responsible for transportation lag are: |
| A. | Lines |
| B. | Pipes |
| C. | Belt conveyors |
| D. | All of the mentioned |
| Answer» E. | |
| 748. |
Transportation lag is seen in systems: |
| A. | Amount to be transferred in large |
| B. | Time take to transfer is large |
| C. | Inefficiency of the process |
| D. | Errors |
| Answer» C. Inefficiency of the process | |
| 749. |
The root locus diagram has loop transfer function G(s)H(s) = K/ s(s+4)(s2+4s+5) has |
| A. | No breakaway points |
| B. | Three real breakaway points |
| C. | Only one breakaway points |
| D. | One real and two complex breakaway points |
| Answer» C. Only one breakaway points | |
| 750. |
The characteristic equation of a feedback control system is given by s3+5s2+(K+6)s+K=0. In the root loci diagram, the asymptotes of the root loci for large K meet at a point in the s plane whose coordinates are: |
| A. | (2,0) |
| B. | (-1,0) |
| C. | (-2,0) |
| D. | (-3,0) |
| Answer» D. (-3,0) | |