Question
Phototropism requires changes in
______mobilization.Solution
Phototropism, which is the growth of a plant in response to light, requires changes in auxin mobilization. Auxin accumulates on the darker side of the plant, stimulating elongation and causing the plant to bend towards the light.
If n resistors with R Ī© each as resistance are connected in parallel, then the equivalent resistance of the network is:
A body is thrown vertically upward with a velocity of 20 m/s. What will be its velocity at the highest point?Ā Ā
Which of the following is NOT a vector quantity?Ā Ā
A toroid has a core (non-ferromagnetic) of inner radius 23 cm and outer radius 28 cm, around which 4000 turns of a wire are wound. If the current in th...
Which of the following statement is correct?
I. Friction is caused by the irregularities on the two surfaces in contact
II. Friction is a necessary evil
A capacitor of 4 ĀµF is charged to 100 V. It is then connected across an uncharged 2 ĀµF capacitor. Final common voltage is:
Which of the following phenomena establishes the transverse nature of light waves?
Which physical quantity has unit āJoule/secondā?Ā Ā
Which instrument is used to measure the moisture content in the air?
A sound wave has a frequency of 500 Hz and wavelength of 0.68 m. What is the speed of sound?
