For energy दिइएको चित्रको अध्ययन गरी सोधिएको प्रश्नहरूको उत्तर दिनुहोस्:
10N
Spring
balance
stone
Study the given diagram and answer the follwing questions.
उक्त ढुङ्गाको तौल हावामा कति हुन्छ ? What is the weight of stone in air?
di) उक्त ढुङ्गामा पानीले कति उर्ध्वचाप दिन्छ ?
How much upthrust is exerted by water on that stone?
(i) उक्त ढुङ्गाको पिण्ड हावामा कति हुन्छ ? What is the mass of that stone in air?
[Ans : 1.53 kg]
(iv) यो प्रयोग कुन सिद्धान्तमा आधारित छ ?
In which princiiple is the experiment based on?
फ दिनहोस?
Water
5N​

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

Steelhead trout migrate up stream to spawn. occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b. leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.