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Which of the following are true? a. The most widely used inductive transducer is the Linear Variable Differential transducer. b. LVDT consists of single primary and two secondary windings in series opposition. c. Linearity of 0.05 is available in commercial LVDT. d. LVDT is sensitive to stray magnetic fields.
A 6 V battery output is divided down to obtain two output voltages. Three 2.2 kΩ resistors are used to provide the two taps. The two output voltages are
Students of Primary, Middle, Secondary and Sr. Secondary classes collected donation for a Relief Fund as shown in the pie chart. If the donation collected from Middle classes was Rs.6,750, then what would be the total amount of money collected by Secondary and Sr.Secondary classes?  
Consider the following statements: 1. Secondary consolidation occurs at constant effective stress. 2. Secondary consolidation is related to dissipation of pore water pressure 3. Secondary consolidation occurs due to the readjustment of soil skeleton after a disturbance during primary consolidation. 4. Rate of secondary consolidation is controlled by the viscous adsorbed layer surrounding clay particle in soil. Which of the above statements are correct?
In context of a three phase transformer, what is the angle difference between the phase voltages in primary and secondary sides if the primary side is connected in star and secondary side is connected in delta connection?
Given two voltages, 50 ∠0 V and 75 ∠- 60° V. The sum of these voltages is ___________
When a 1-phase transformer is connected in parallel, there are four conditions for proper parallel operation, but when two or 3-phase transformer paralleling is done, there are two additional points along with those four conditions applied for 1-phase. Statement 1 - The phase sequence must be the same. Statement 2 - The phase shift between primary and secondary voltages must be the same for all transformers connected in parallel. From the above two Statements (s), which is/are the correct conditions in this regard?
In LVDT the secondary coils are energized with sine wave oscillator.
Which of the following are the necessary conditions for an entire 3-Ø system to be balanced? I. The line voltages are equal in magnitude. II. The phase difference between successive line voltages are equal III. The impedances in each of the phases are identical. Select the correct answer using the codes given below:
In the following question, sentences of a paragraph have been jumbled and labelled as A, B, C and D. You are required to rearrange the jumbled sentences of the paragraph and mark your response accordingly by selecting the correct option. A: Transformers can also be used for isolation, where the voltage in equals the voltage out, with separate coils not electrically bonded to one another. B: Transformers are most commonly used for increasing low AC voltages at high current (a step-up transformer) or decreasing high AC voltages at low current (a step-down transformer) in electric power applications. C: It was discovered in 1831. D: A transformer is a passive electrical device that transfers electrical energy from one electrical circuit to another.