Area, Population and Official Languages MCQs - Page 13

241

Which of the following types of Haemophilia is more common in the human population?

A. Haemophilia A B. Haemophilia B C. Haemophilia C D. Haemophilia VI

242

Magnetic flux is maximum when the angle between the magnetic field and the normal to the plane of finite area is:

A. Zero degree B. 30 degree C. 60 degree D. 90 degree

243

The capacitance of capacitor depends upon?

A. Area of the plates B. Distance between the palates C. Dielectric between them D. All of these

244

In the case of a parallel plate capacitor, when the distance between the two plates is reduced to half and the area of the plate doubled, the capacitance:

A. Increases four times B. Increases six times C. Is doubled D. Remains the same

245

Capacitance of a capacitor increases with a decrease in:

A. Dielectric constant B. Plate area C. Permittivity D. Plate separation

246

According to p²+2pq+q²=1 relationship, if 23% of individuals show the recessive trait, what will be the frequency of dominant allele in the population?

A. 23 B. 77 C. 0.52 D. 0.77

247

According to p²+2pq+q²=1 relationship of AA genotype is p, p=0.6 then what will be the value of Aa in population?

A. 0.16 B. 0.36 C. 0.48 D. 0.1152

248

The total number of genes present in a particular population, at a particular time is equal:

A. Gene B. Genome C. Genotype D. Gene Pool

249

Which of the following reduces the rate of transpiration by adaptations in xerophytes?

A. Large surface area of leaves B. Increase number of stomata C. Thick waxy cuticle D. Excessive loss of water

250

An air craft of wingspan 50m flies horizontally at an area where the vertical component of the Earth's magnetic field is 2.0 × 10⁻⁴ T. In order to produce an emf of 1 volt between the aircraft's wingtips, its speed should be:

A. 100 m/s B. 1000 m/s C. 15000 m/s D. 250000 m/s

251

The area under force - displacement graph gives us:

A. Work B. Power C. Acceleration D. Displacement

252

By increasing area of the plates and decreasing distance between them, the capacitance of capacitor:

A. Increases B. Decreases C. Remains unchanged D. Depending upon temperature

253

If length of the wire becomes two times to its original value and area becomes one half to its original value then resistance of the wire becomes:

A. Double B. Four times C. One half D. One fourth

254

Upon which factor vapour pressure is independent :

A. Intermolecular forces B. Movement of particles due to collision among themselves C. Density of liquid D. Surface area of liquid

255

Magnetic flux is maximum when angle between magnetic field and vector area is:

A. 0° B. 45° C. 60° D. 90°

256

Magnetic flux is maximum when Angle between magnetic field and vector area is:

A. 0° B. 30° C. 45° D. 90°

257

He visited the ghettos for the first time. The underlined word means:

A. Clean area B. Under privileged area C. Modernly constructed D. Privileged area

258

What is "NOT TRUE" about rate of a reaction?

A. Concentration of reactants does not affect the rate of a reaction B. Surface area of reactants affects rate of reaction C. Catalyst affects rate of a reaction D. Concentration affects rate of reaction

259

If the length of the wire becomes two times to its original value and area becomes one half to its original value then resistance of the wire becomes:

A. One fourth B. One half C. Double D. Four times

260

The area under force - displacement graph gives:

A. Displacement B. Power C. Acceleration D. Work

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