Most insecticides affect which system of an insect?
- ADigestive system
- BReproductive system
- CNervous system
- DRespiratory system
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Lithium shows similarities to magnesium in its chemical behaviour because
$A$ particle of mass $M$ is at a distance $a$ from the surface of a thin spherical shell of uniform mass $M$ and radius $a$. Which of the following statements is true regarding the gravitational field and potential inside the shell?
If the population grows at the rate of $8 \%$ per year,then the time taken for the population to be doubled is (Given $\log 2=0.6912$ ) (in $\text{ years}$)
A company manufactures two types of screws $A$ and $B.$ All the screws have to pass through a threading machine and a slotting machine. A box of Type $A$ screws requires $2\, minutes$ on the threading machine and $3\, minutes$ on the slotting machine. A box of type $B$ screws requires $8\, minutes$ of threading on the threading machine and $2\, minutes$ on the slotting machine. In a week, each machine is available for $60\, hours.$ On selling these screws, the company gets a profit of $Rs.\, 100$ per box on type $A$ screws and $Rs.\, 170$ per box on type $B$ screws. Formulate this problem as a $LPP$ given that the objective is to maximise profit.
A company manufactures two types of screws $A$ and $B.$ All the screws have to pass through a threading machine and a slotting machine. A box of Type $A$ screws requires $2\, minutes$ on the threading machine and $3\, minutes$ on the slotting machine. A box of type $B$ screws requires $8\, minutes$ of threading on the threading machine and $2\, minutes$ on the slotting machine. In a week, each machine is available for $60\, hours.$ On selling these screws, the company gets a profit of $Rs.\, 100$ per box on type $A$ screws and $Rs.\, 170$ per box on type $B$ screws. Formulate this problem as a $LPP$ given that the objective is to maximise profit.
The figure shows a system of logic gates. From the study of the truth table,it can be found that to produce a high output $(1)$ at $R$,we must have
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