Which hormones promote the flowering in long day plants and also control sex
Which hormones promote the flowering in long day plants and also control sex expression in certain species? Options (a) ethylene…
5 years ago
NEET2016II
A person can see clearly objects only when they lie between 50 cm and 400 cm from
A person can see clearly objects only when they lie between 50 cm and 400 cm from his eyes. In…
7 years ago
An electron is moving in a circular path under the influence of a transverse magnetic
An electron is moving in a circular path under the influence of a transverse magnetic field of 3.57x10⁻² T. If…
7 years ago
For CE transistor amplifier, the audio signal voltage across the collector resistance
For CE transistor amplifier, the audio signal voltage across the collector resistance of 2kΩ is 4V. If the current amplification…
7 years ago
Photons with energy 5eV are incident on a cathode C in a photoelectric cell.
Photons with energy 5eV are incident on a cathode C in a photoelectric cell. The maximum energy of emitted photoelectrons…
7 years ago
A 100Ω resistance and a capacitor of 100Ω reactance are connected in series
A 100Ω resistance and a capacitor of 100Ω reactance are connected in series across a 220V source. When the capacitor…
7 years ago
The potential differences across the resistance, capacitance and inductance
The potential differences across the resistance, capacitance and inductance are 80 V, 40 V and 100V respectively in an L-C-R…
7 years ago
Which of the following combinations should be selected for better tuning of an L-C-R
Which of the following combinations should be selected for better tuning of an L-C-R circuit used for communication? Options (a)…
7 years ago
A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance
A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance R is connected in…
7 years ago
An air bubble in a glass slab with refractive index 1.5 (near normal incidence)
An air bubble in a glass slab with refractive index 1.5 (near normal incidence) is 5 cm deep when viewed…
7 years ago