This question has Statement-1 and Statement-2. Of the four choices given after the statements, choose the one that best describes the two statements.

(c) Dendritic......

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‘Mental Revolution’, a term given by Taylor implied that the management and workers should change their attitude and thinking towards harmony. Management should take care of the needs and suggestions...

(a) : From the statement given, a = 2.5 × 10–3/°C. The resistance of a wire change from 100Ω to 150Ω when the temperature is increased from 27°C to 227°C. It...

(c) Statement-1 is true, Statement-2 is true, Statement-2 is not the correct explanation of Statement-1. 

(d) : The maximum kinetic energy of the electron Kmax = hυ – hυ0 Here, υ0 is threshold frequency. The stopping potential is eV0 = Kmax = hυ – hυ0 Therefore, if υ is doubled...

(b) : Davisson-Germer experiment showed that electron beams can undergo diffraction when passed through atomic crystals. This shows the wave nature of electrons as waves can exhibit interference and diffraction.

(b) The central Asian steppes run through Kazakhstan, Turkmenistan, Uzbekistan and Mongolia. The climate here is harsh with dust storms, little to no rainfall and temperature ranging from – 4...

(c) Since, every question has five options, so no. of choices for each question = 5  ∴ total no. of choices = 5 × 5 × 5 × 5 = 625  Now, no....

(d) Statement 1 is correct as the writer talks of ‘moral act that should be done by our own will’. Statement 4 is also correct as the personal thinking and...