MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 634 Mcqs, each offering curated multiple-choice questions to sharpen your Boolean Algebra and Logic Simplification knowledge and support exam preparation. Choose a topic below to get started.
| 301. |
The acceleration due to free-fall or gravity doesn't depend on |
| A. | Material |
| B. | Size |
| C. | Shape, size and material |
| D. | Shape and size |
| Answer» D. Shape and size | |
| 302. |
A woman walks a distance of 5 m with a constant force of 10 N. The work done by the woman is |
| A. | 2 J |
| B. | 50 J |
| C. | 5 J |
| D. | 15 J |
| Answer» C. 5 J | |
| 303. |
In Calcium chloride, Calcium and chloride ions gain the electronic configuration of |
| A. | Helium (g) |
| B. | hydrogen (g) |
| C. | Argon (g) |
| D. | Neon (g) |
| Answer» D. Neon (g) | |
| 304. |
The smallest division on stopwatch is |
| A. | 0.05 s |
| B. | 0.1 s |
| C. | 1 s |
| D. | 0.01 s |
| Answer» E. | |
| 305. |
If the resistance of a sodium wire at ice point is 2.5 Ω and 12.5 Ω at steam point, and the resistance of wire is 4 Ω the room temperature would be |
| A. | 10 °C |
| B. | 15 °C |
| C. | 50 °C |
| D. | 25 °C |
| Answer» C. 50 °C | |
| 306. |
Non-metal oxides showing no reaction with acids or alkalis are called as |
| A. | neutral oxides |
| B. | Amphoteric acids |
| C. | basic oxides |
| D. | acidic oxides |
| Answer» B. Amphoteric acids | |
| 307. |
Bones look white in x-ray photograph because |
| A. | they reflect x-rays |
| B. | they are bad absorbers of x-rays |
| C. | they are bad absorbers of ultraviolet rays |
| D. | they are good absorbers of x-rays |
| Answer» E. | |
| 308. |
The symbol used to denote Avogadro's constant is |
| A. | L |
| B. | A |
| C. | G |
| D. | V |
| Answer» B. A | |
| 309. |
Another term for poor conductor of heat is |
| A. | Insulator |
| B. | Semiconductor |
| C. | None of the above |
| D. | Nonconductor |
| Answer» B. Semiconductor | |
| 310. |
Secondary cancers are caused due to |
| A. | result in rapid spread of cancer |
| B. | sec-growth |
| C. | All of above |
| D. | finding and treating cancer when it becomes incurable |
| Answer» D. finding and treating cancer when it becomes incurable | |
| 311. |
Kirchhoff's 2nd law deals with |
| A. | voltage in circuit |
| B. | current in circuit |
| C. | both B and C |
| D. | e.m.f in circuit |
| Answer» D. e.m.f in circuit | |
| 312. |
In water, the oxides of Na and Mg produce |
| A. | OH- |
| B. | H2(g) |
| C. | None of Above |
| D. | H3O |
| Answer» B. H2(g) | |
| 313. |
The Group II metals form |
| A. | Covalent bonds |
| B. | Ionic bonds |
| C. | Diatic bonds |
| D. | Metallic bonds |
| Answer» C. Diatic bonds | |
| 314. |
When an electron is moving horizontally between oppositely charged plates, it will move in the |
| A. | fall directly downwards |
| B. | straight line |
| C. | curved path |
| D. | move towards positive plates |
| Answer» D. move towards positive plates | |
| 315. |
The force of attraction or repulsion in gas molecules is |
| A. | absent |
| B. | present |
| C. | huge |
| D. | slight |
| Answer» B. present | |
| 316. |
If the mass of an object is increased by 2 times, the acceleration due to gravitational pull of earth would |
| A. | Halve |
| B. | Double |
| C. | None of the above |
| D. | Stay the same |
| Answer» E. | |
| 317. |
The formula for the resistance thermometer of resistance is |
| A. | θ °C =((R0 - R100)/(Rθ - R0)) x 100 |
| B. | θ °C = ((Rθ - R0)/(R100 - R0)) x 100 |
| C. | θ °C = ((Rθ - R100)/(Rθ - R0 |
| D. | θ °C = ((1100 - R0)/(R0 - 1θ)) x 100 |
| Answer» C. θ °C = ((Rθ - R100)/(Rθ - R0 | |
| 318. |
The brown gas which is found on heating group Ii nitrate is toxic |
| A. | nitrogen dioxide |
| B. | sulfur dioxide |
| C. | silicon dioxide |
| D. | carbon dioxide |
| Answer» B. sulfur dioxide | |
| 319. |
Renal artery provides blood to |
| A. | left kidney |
| B. | right kidney |
| C. | None of above |
| D. | both kidneys |
| Answer» E. | |
| 320. |
State symbols include |
| A. | l |
| B. | s |
| C. | all of these |
| D. | g |
| Answer» D. g | |
| 321. |
There is saving of 95% energy in recycling rather than extracting of material |
| A. | aluminum |
| B. | copper |
| C. | glass |
| D. | iron |
| Answer» B. copper | |
| 322. |
A horizontal line which passes through the cortical center of the lens is termed as |
| A. | horizontal axis |
| B. | middle axis |
| C. | imaginary diameter |
| D. | principal axis |
| Answer» E. | |
| 323. |
Protoctist are known to cause |
| A. | Acquired Immune Deficiency Syndrome (HIV/AIDS) |
| B. | Cholera |
| C. | measles |
| D. | malaria |
| Answer» E. | |
| 324. |
The number of protons in sodium are 11. The number of electrons in the outermost shell will be |
| A. | 2 |
| B. | 1 |
| C. | 8 |
| D. | 3 |
| Answer» C. 8 | |
| 325. |
Distal Convoluted tubule exists in |
| A. | medulla |
| B. | cortex |
| C. | ureter |
| D. | pelvis |
| Answer» C. ureter | |
| 326. |
When two objects are in contact, they exert forces in |
| A. | same directions |
| B. | opposite direction |
| C. | perpendicular direction |
| D. | can be both A and B |
| Answer» C. perpendicular direction | |
| 327. |
Evaporation takes place |
| A. | only at the surface |
| B. | throughout the liquid |
| C. | at the bottom only |
| D. | from the sides only |
| Answer» B. throughout the liquid | |
| 328. |
The normal human body temperature is equal to 310 K, which is equal to |
| A. | −583 °C |
| B. | −37 °C |
| C. | 37 °C |
| D. | 583 °C |
| Answer» D. 583 °C | |
| 329. |
Nerves transmit information in the form of |
| A. | hormones |
| B. | electrical impulses |
| C. | reflexes |
| D. | stimulus |
| Answer» C. reflexes | |
| 330. |
With purely ionic bonding, the oxides of metal sodium and magnesium produce with water the |
| A. | acidic solutions |
| B. | alkali solutions |
| C. | noble gases |
| D. | basic solutions |
| Answer» C. noble gases | |
| 331. |
If a clinical thermometer is unmarked and has l100 65 cm and l0 is 15 cm, if the lθ is 25 cm the temperature of the thermometer would be |
| A. | 20 °C |
| B. | 40 °C |
| C. | 30 °C |
| D. | 10 °C |
| Answer» B. 40 °C | |
| 332. |
In Al2Cl6, the number of electron pairs donated by each Chloride ion are |
| A. | 2 |
| B. | 1 |
| C. | 4 |
| D. | 3 |
| Answer» B. 1 | |
| 333. |
Weak electrolytes include |
| A. | weak alkalis |
| B. | weak acids |
| C. | None of Above |
| D. | Both A and B |
| Answer» E. | |
| 334. |
Formula for the specific heat capacity is |
| A. | c = Q/Δθ |
| B. | c = C/Δθ |
| C. | c = Δθ/m |
| D. | c = C/m |
| Answer» E. | |
| 335. |
Pairs of outer shell electrons not used in bonding are called as |
| A. | loner electrons |
| B. | valence electrons |
| C. | lone pairs |
| D. | electrovalent electrons |
| Answer» D. electrovalent electrons | |
| 336. |
The gravitational potential is always |
| A. | zero |
| B. | infinite |
| C. | negative |
| D. | positive |
| Answer» D. positive | |
| 337. |
When the current is parallel to magnetic fields the force on the conductor is |
| A. | infinite |
| B. | zero |
| C. | none of above |
| D. | 2 times |
| Answer» C. none of above | |
| 338. |
The only condition for nitrogen based fertilizers is that must be soluble in |
| A. | base |
| B. | acid |
| C. | alkalis |
| D. | water |
| Answer» E. | |
| 339. |
which option is incorrect? Fizzy sweets |
| A. | makes tongue feel cold |
| B. | contain sodium hydrogen acetate |
| C. | water is produced in the chewing |
| D. | eating is an endothermic reaction |
| Answer» C. water is produced in the chewing | |
| 340. |
Reactions which take place on 10-14 to 10-15 seconds are termed as |
| A. | Femtochemistry |
| B. | Nanochemistry |
| C. | none |
| D. | both a and b |
| Answer» B. Nanochemistry | |
| 341. |
In order to increase the van der Walls' forces, |
| A. | contact points shall be made extinct |
| B. | contact points shall be minimized |
| C. | number of protons shall be reduced |
| D. | number of electrons shall be increased |
| Answer» E. | |
| 342. |
The angle of incidence is equal to the angle of reflection is a |
| A. | false law of reflection |
| B. | true law of reflection |
| C. | it |
| D. | neutral law of reflection |
| Answer» C. it | |
| 343. |
The number of atoms in same element has same number of |
| A. | electrons |
| B. | protons |
| C. | All of Above |
| D. | neutrons |
| Answer» C. All of Above | |
| 344. |
The image that is created in the plane mirror is virtual' is a true statement of plane mirror image. |
| A. | Wrong |
| B. | Right |
| C. | Neither right nor wrong |
| D. | May be right or may be wrong |
| Answer» C. Neither right nor wrong | |
| 345. |
Ions produced from ligands are called |
| A. | anion |
| B. | cation |
| C. | all of them |
| D. | complex ion |
| Answer» E. | |
| 346. |
Chlorobenzene is one of |
| A. | arenes |
| B. | halogens |
| C. | all of them |
| D. | Halogenoarenes |
| Answer» E. | |
| 347. |
Ketones react with reducing agent to make |
| A. | secondary alcohol |
| B. | primary alcohols |
| C. | all of them |
| D. | tertiary alcohol |
| Answer» B. primary alcohols | |
| 348. |
Inside a catalytic converter 'honeycomb' structure is present which contain small beads coated with |
| A. | palladium |
| B. | platinum |
| C. | all of them |
| D. | rhodium |
| Answer» D. rhodium | |
| 349. |
The transition elements are all |
| A. | non-metals |
| B. | metals |
| C. | gases |
| D. | alkalis |
| Answer» C. gases | |
| 350. |
The standard enthalpy change in formation of any element in standard state is |
| A. | zero |
| B. | unit |
| C. | unstable |
| D. | stable |
| Answer» B. unit | |