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What is the ratio of the mean proportional between 1.2 and 10.8 to the third proportional of 0.2 and 1.2?

Which of the following line(s) act as a normal to a spherical mirror? (A) Line joining the pole and centre of curvature (B) Line joining the centre of curvature and point of incidence (C) Line joining focus and point of incidence

If no external torque acts on a rigid body, then the product of its moment of inertia and the angular velocity about the axis of rotation must remain constant" is the statement of- यदि एक दृढ़ निकाय पर कोई आघूर्ण न लगाया जाए, तो इसके जड़त्व आघूर्ण और इसकी घूर्णन अक्ष के सापेक्ष कोणीय वेग का गुणनफल स्थिर रहना चाहिए, यह किसका कथन है?

In the context of surveying, the procedure of ranging, that is establishing of points on a given straight line is called_____.

मूलत: मूल्यांकन है:

Climate change is caused by- जलवायु परिवर्तन का कारण है –

Uniform flow is possible in which of the following case(s)? निम्नलिखित में से किस स्थिति में एक समान प्रवाह संभव है? i. flow in the middle of a long prismatic channel एक लंबे प्रिज्मीय चैनल के मध्य में प्रवाह। ii. frictionless sloping channel घर्षण रहित ढलान वाला चैनल iii. flow at a channel entrance एक चैनल के प्रवेश द्वार पर प्रवाह।

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