MPSC Rajyaseva 2013 GS Paper 1 — Question 51
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खालील वाक्ये विचारात घ्या. वरीलपैकी कोणती वाक्ये बरोबर आहेत ?
(a)टीप कागद त्याचे कार्य करणार नाही.
(b)रॉकेलचा दिवा वापरणे अवघड होईल.
(c)सभोवताली दिसणारी झाडे पृथ्वीवर वाढणार नाहीत.
(d)शहरात नळाद्वारे पाणी वाहण्याची शक्यता नाही.
Blotting paper action, kerosene lamp functioning, and water transport in tall trees all rely on capillary action (surface tension/capillarity). If surface tension or related capillary properties were absent or hindered, blotting paper wouldn't absorb, kerosene lamps wouldn't draw oil, and trees couldn't transport water upwards against gravity.
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