Recent questions tagged yet-to-be-categorized

Two smooth drums each weighing $W$ and radius, $r$ are connected by a stiff rope of length, $h$ as shown in the figure. Force $F$ is applied using a massless lever (RS) o...

Which one of the following is the major environmental problem associated with the production of coal-bed methane?Contamination of waterEmission of Carbon dioxideGeneratio...

​​​​The President, along with the Council of Ministers, $\_\_\_\_\_\_\_$ to visit India next week.Select the most appropriate option to complete the above sentence.wishwi...

​​​An electricity utility company charges ₹$7$ per kWh (kilo watt-hour). If a $40$ -watt desk light is left on for $10$ hours each night for $180$ days, what would be the...

​​​A bag contains Violet (V), Yellow (Y), Red (R), and Green (G) balls. On counting them, the following results are obtained:The sum of Yellow balls and twice the number ...

​​​For the clock shown in the figure, if$ \begin{array}{l} \mathrm{O}^{*}=\mathrm{~O} \mathrm{~Q} \mathrm{~S} \mathrm{~Z} \mathrm{~P} \mathrm{~R} \mathrm{~T}, \text { and...

​​Consider the function$$ f(x, y)=x^{2} y+2 x y^{2}-2 x^{2} y^{2}.$$Then which one of the following statements is correct?$\left(\frac{3}{2}, 0\right)$ is a point of loca...

​​​Figure shows two parallel plates (upper plate at $x=b$ and lower one at $x=-b$ ) of length $L$ (aligned in $z$ direction) and infinite width (in $y$ direction, normal ...

​For a conventional optical microscope, which of the following options regarding the resolution limit and the depth of field is/are correct?Resolution limit decreases wit...

​​​Which of the following phenomenon/phenomena contribute to intensity loss of electromagnetic radiation during transmission through a medium?Electronic absorptionRayleig...

​​​Match the detector for a scanning electron microscope $\textsf{(SEM)}$ in $\textbf{Column I}$ with the resulting output in $\textbf{Column II}$.$\textsf{SE}$: Secondar...

The $\textsf{TTT}$ diagram for eutectoid steel is shown below. The steel after complete austenitization at $1073 \: \mathrm{K}$ is rapidly cooled to different temperature...

An aluminum transmission line of $7 \: \mathrm{km}$ length is designed to carry $100 \: \mathrm{A}$ current with no more than $2 \: \mathrm{MW}$ power loss. The required ...

Corrosion of pure iron takes place in an acidic electrolyte by forming $\mathrm{Fe}^{2+}$ ions at ambient condition. The corrosion current density is measured to be $2 \t...

​​​​The Mohr's circle corresponding to an infinitesimal element is shown in the figure. The plane $\text{PQ}$ in the infinitesimal element, at an angle of $\theta$ from t...

The two-dimensional state of stress, in an infinitesimal element, is given by$\sigma_{x x}=800 \mathrm{MPa}, \sigma_{x y}=300 \mathrm{MPa}$ and $\sigma_{y y}=0 \mathrm{MP...

Consider two blocks, $\mathbf{P}$ of mass $100 \: \mathrm{kg}$ and $\mathbf{Q}$ of mass $150 \: \mathrm{ kg}$, resting as shown in the figure. The angle $\theta=30^{\circ...

A closed thin cylindrical tank with a mean diameter $\mathrm{d}=300 \mathrm{~mm}$ and thickness $\mathrm{t}=2 \mathrm{~mm}$, is subjected to a uniform internal gas pressu...