Recent questions and answers

Which of the following statements is/are correct for a thermocouple?It is based on the Seebeck Effect.The change in resistance is measured.The voltage difference between ...

Exacerbate : Mitigate :: $\_\_\_\_$Choose the option with the correct pair of words to fill the blank.Aggravate: AlleviateAlleviate: PrecipitateAggravate: PrecipitateEman...

The total exports and revenues from the exports of a country are given in the two pie charts below. The pie chart for exports shows the quantity of each item as a percent...

In any given year, the probability of an earthquake greater than Magnitude $6$ occurring in the Garhwal Himalayas is $0.04$.The average time between successive occurrence...

Consider an art gallery whose walkways are shown as lines in the diagram. A black dot represents a junction of two walkways. A guard may be placed at a junction to watch ...

A matrix $M$ is constructed by stacking three column vectors $v_{1}, v_{2}, v_{3}$ as$$ M=\left[\begin{array}{lll} v_{1} & v_{2} & v_{3} \end{array}\right]$$Choose the se...

Active strain gauges are connected in a half-bridge configuration to measure strain in a cantilever element. When powered by a voltage source of $10$ $\mathrm{V}$, the vo...

A glass $\mathrm{pH}$ electrode behaves linearly with an output change of $60$ $\mathrm{mV}$ per unit change in $\mathrm{pH}$. The measurement reference is set such that ...

The Kelvin double bridge is used to measure $\_\_\_\_$ valued resistances and has $\_\_\_\_$ resistors in its construction.low ; three-terminallow ; four-terminalhigh ; t...

$\overrightarrow{a}$,$\overrightarrow{b}$,$\overrightarrow{c}$ are three orthogonal vectors. Given that $\overrightarrow{a}$ = ${\widehat{i}}$ + 2${\widehat{j}}$ + 5${\wi...

The vector function $\overrightarrow{A}$ is given by $\overrightarrow{A}$ = $\overrightarrow{\bigtriangledown}$u , where u(x, y) is a scalar function. Then |$\overrightar...

The curve y = f(x) is such that the tangent to the curve at every point (x,y) has a y-axis intercept c, given by c = -y. Then,f(x) is proportional tox$^{-1}$x$^{2}$x$^{3}...

A $2 n \times 2 n$ matrix $A=\left[a_{i j}\right]$ has its elements as$$ a_{i j}=\begin{cases} \beta & \text { if }(i+j) \text { is odd } \\ -\beta & \text { if }(i+j) \t...

The clock frequency of the digital circuit shown in the figure is $12 \: \mathrm{MHz}$. The frequencies of the output $(\mathrm{F})$ corresponding to Control $=0$ and Con...

The solution of the differential equation $\frac{\mathrm{d} y}{\mathrm{~d} x}=9 \frac{x}{y}$ representsa hyperbolaa parabolaan ellipsea circle

Consider a matrix$A=\left[\begin{array}{ccc}1 & 0 & 2 \\-1 & 1 & 0 \\0 & 1 & 2\end{array}\right]$Let $\boldsymbol{b}=\left[\begin{array}{l}1 \\ 3 \\ 0\end{array}\right]$ ...

Suresh said, "I did it yesterday."Which one of the following options is the correct form of this sentence in indirect speech?Suresh said that I did it yesterday.Suresh sa...

A matrix $P \in \mathbb{R}^{3 \times 3}$ satisfies $P^{3}-4 P^{2}+5 P-2 I=0$ where $I$ is a $3 \times 3$ identity matrix.The set of all possible eigenvalues of matrix $P$...

Circles $C_{1}, C_{2}$, and $C_{3}$, with centers $O_{1}, O_{2}$, and $O_{3}$, and radii $r_{1}, r_{2}$, and $r_{3}$, respectively, touch each other as shown in the follo...

Four people $\mathrm{P}, \mathrm{Q}, \mathrm{R}$, and $\mathrm{S}$, of different ages, make the following observations.$\mathrm{I}$ am younger than $\mathrm{S}$.$\mathrm{...

A coin with heads facing up is shown as (H) and a coin with tails facing up is shown as (T).Six coins are placed in the Starting Arrangement, as shown in the figure below...

The $2^{\text {nd }}$ of June is a Thursday in a certain year. Which day of the week is the $3^{\text {rd }}$ of July in that year?ThursdayFridaySaturdaySunday

To continue the sequence of tiles shown, the tile indicated by the question mark should be

In the circuit below the maximum value of $\mathcal{V}_{\text {out }}$ is $\_\_\_\_$ $\mathrm{V}$. (rounded off to the nearest integer)