Q)
(chatquestion)...ALLEM
32 kg द्रव्यमान की एक
ऊध्वार्धर गति करती हुई ि
लिफ्ट विराम से शुरू होक
10.
A body of mass 32 kg is suspended by a spring 10.
balance from the roof of a vertically operating
lift and going downward from rest. At the instant
the lift has covered 20 m and 50 m, the spring
क्षण पर लिफ्ट 20 मीटर =
क्षण पर स्प्रिंग तुला क्रम
दर्शाती है तो लिफ्ट का वे
balance showed 30 kg and 36 kg respectively.
Then the velocity of the lift is
(1) decreasing at 20 m and increasing at 50 m.
(1)
20 m पर घटता हू
(2) increasing at 20 m and decreasing at 50 m.
(2) 20 m पर बढ़ता
(3) पूरी यात्रा में
हुआ
(3) continuously decreasing at a steady rate
throughout the journey.
(4) constantly increasing at
(4) पूरी यात्रा में
हुआ
constant rate
throughout the journey.
A circular road of radius 50m has the angle of banking
11
50m त्रिज्या की व
...
