The chemical reaction that involves the roasting process is
- A$Fe_2O_3 + 3CO \longrightarrow 2Fe + 3CO_2$
- B$2Al + Fe_2O_3 \longrightarrow 2Fe + Al_2O_3$
- C$2ZnS + 3O_2 \longrightarrow 2ZnO + 2SO_2$
- D$FeO + SiO_2 \longrightarrow FeSiO_3$
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Identify the chiral molecule from the following:
Match the items given in the Column-$I$ with those in Column-$II$ and select the correct option given below:
Column-$I$ Column-$II$ $(a)$ Proliferative Phase $(i)$ Breakdown of endometrial lining $(b)$ Secretory Phase $(ii)$ Follicular phase $(c)$ Menstruation $(iii)$ Luteal Phase
| Column-$I$ | Column-$II$ |
| $(a)$ Proliferative Phase | $(i)$ Breakdown of endometrial lining |
| $(b)$ Secretory Phase | $(ii)$ Follicular phase |
| $(c)$ Menstruation | $(iii)$ Luteal Phase |
Which of the following is not a greenhouse gas?
The gametophyte is not an independent,free-living generation in
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.
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