Forwarded from Advance Science™ (D S)
#Physics #Unit
(ADVANCE MPSC)
Q 74) सापेक्ष घनता .......... घनतेशी तुलना करून ठरवली जाते म्हणून सापेक्ष घनतेस एकक नसते.
(ADVANCE MPSC)
Q 74) सापेक्ष घनता .......... घनतेशी तुलना करून ठरवली जाते म्हणून सापेक्ष घनतेस एकक नसते.
Anonymous Poll
65%
1) पाण्याच्या
21%
2) पाऱ्याच्या
4%
3) पेट्रोलच्या
10%
4) यापेक्षा वेगळे उत्तर
Forwarded from Advance Science™ (D S)
Q 75) पुढीलपैकी कोणते विधान योग्य आहे.
(STI Pre 2014)
(STI Pre 2014)
Anonymous Poll
18%
1) तांदळावरील खैऱ्या रोग जस्त (Zinc) खनिजद्रव्याच्या अभावामुळे होतो.
8%
2) पावडरी माईल्डयू हा गव्हावरील रोग जमिनीतील पालशच्या अभावामुळे होतो.
65%
3) दोन्ही विधाने योग्य
8%
4) दोन्ही अयोग्य
Forwarded from Advance Science™ (D S)
Advance Science™
Q 75) पुढीलपैकी कोणते विधान योग्य आहे.
(STI Pre 2014)
(STI Pre 2014)
Q 75) अचूक उत्तर ✔️ पर्याय क्रमांक 1
〰〰〰〰〰〰〰〰〰〰〰〰〰
📚 पावडरी माईल्डयू हा बुरशीजन्य रोग आहे.
〰〰〰〰〰〰〰〰〰〰〰〰〰
📚 पावडरी माईल्डयू हा बुरशीजन्य रोग आहे.
Forwarded from Advance Science™ (Psi Sumit Kendre)
Q 76) The focal lenght of normal human eye is :
Anonymous Poll
5%
1) 2.7 cm
79%
2) 2.5 cm
6%
3) 2.05 cm
10%
4) 2.25 cm
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Anonymous Poll
13%
A. Wine
18%
B. Beer
29%
C. Whisky
40%
D. None of these
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 80] which of the following is a poisonous mushroom ?
Anonymous Poll
15%
A. White button mushroom
21%
B. Paddy straw mushroom
23%
C. Oyster mushroom
40%
D. Toadstool mushroom
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 81] Identify the incorrect pair.
Anonymous Poll
8%
A. fumaric acid - Rhizopus arrhizus
25%
B. gluconomic acid - aspergillus Niger
17%
C. Citric acid - aspergillus Niger
50%
D. None
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 82] Which of the following Uranium is fissionable ?
Anonymous Poll
24%
A. U-238
16%
B. U-234
55%
C. U-235
4%
D. None
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 83] Energy required for nuclear fission called as ______ .
Anonymous Poll
11%
A. Bond energy
32%
B. Critical energy
54%
C. Fission energy
4%
D. Required energy
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 84] In nuclear fission 1gm of U-235 process ____________ kWh energy .
[Join_@advancempsc]
[Join_@advancempsc]
Anonymous Poll
37%
A. 3.36 × 10²
39%
B. 2.26 × 10⁴
13%
C. 3 × 10³
10%
D. 5.26 × 10⁴
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 86] While producing the atomic energy by the process of nuclear fission which of the following element is use to lower the speed of neutron (moderator ) in the reaction ?
[Join @advance_English ]
[Join @advance_English ]
Anonymous Poll
11%
A. Berium
22%
B. Beryllium
33%
C. Cadmium
35%
D. Graphite
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 87] Which of the following sentence is not incorrect .
A). Hydrogen bomb is based on nuclear fission.
B). Atomic Bomb is based on nuclear fission. C). Both Hydrogen and atomic Bomb based on nuclear fusion.
A). Hydrogen bomb is based on nuclear fission.
B). Atomic Bomb is based on nuclear fission. C). Both Hydrogen and atomic Bomb based on nuclear fusion.
Anonymous Poll
13%
1. A B
54%
2. Only B
20%
3. ABC
13%
4. None
Forwarded from Advance Science™ (Dnyaneshvar Patil)
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Advance Science™
Q. 82] Which of the following Uranium is fissionable ?
#gs4
#Nuclear_technology
Q. 82]
Option C. U-235 ✅✅✅ Correct
_______________________
🔰 Remember :-
➡️ Fissionable Uranium - U-235 & U-233
➡️ Non fissionable - U-234 & U-238
[Trick to remember - Odd number fissionable & even number non fissionable ]
#Nuclear_technology
Q. 82]
Option C. U-235 ✅✅✅ Correct
_______________________
🔰 Remember :-
➡️ Fissionable Uranium - U-235 & U-233
➡️ Non fissionable - U-234 & U-238
[Trick to remember - Odd number fissionable & even number non fissionable ]
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Advance Science™
Q. 86] While producing the atomic energy by the process of nuclear fission which of the following element is use to lower the speed of neutron (moderator ) in the reaction ?
[Join @advance_English ]
[Join @advance_English ]
#gs4
#Nuclear_technology
Q. 86]
Option D. Graphite ✅✅✅ Correct
_______________________
🔰 Remembere :-
➡️ Moderator - Graphite & Heavy Water
➡️ Controller (to control number of neutron ) - Beryllium , Barium, Cadmium
#Nuclear_technology
Q. 86]
Option D. Graphite ✅✅✅ Correct
_______________________
🔰 Remembere :-
➡️ Moderator - Graphite & Heavy Water
➡️ Controller (to control number of neutron ) - Beryllium , Barium, Cadmium
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
Q. 89] Which of the following age dating method can be used to measure the age of earth ?
Anonymous Poll
49%
A. Carbon dating
18%
B. Uranium dating
26%
C. Uranium - lead dating
7%
D. Uranium - thorium dating
Forwarded from Advance Science™ (राजेश हिसेकर mangrulpir)
#gs4
#Nuclear_technology
Q. 89]
Option C. Uranium lead dating ✅✅✅ Correct
_______________________
🔰 Point to remembered :-
Dating method and period of measurement
➡️ Carbon Dating - up to 50,000 years.
Uranium - Thorium Dating - up to 5 lakh years
➡️ Uranium Dating - 10,000 to 20 lakh years
➡️ Uranium lead dating -
10 lakh to 450 cr years
#Nuclear_technology
Q. 89]
Option C. Uranium lead dating ✅✅✅ Correct
_______________________
🔰 Point to remembered :-
Dating method and period of measurement
➡️ Carbon Dating - up to 50,000 years.
Uranium - Thorium Dating - up to 5 lakh years
➡️ Uranium Dating - 10,000 to 20 lakh years
➡️ Uranium lead dating -
10 lakh to 450 cr years
Forwarded from Advance Science™ (Rakh Ganesh)
#GS_4
#Science_Tech
#Disaster_Management Q.90】 1984 साली भोपाळ गॅस दुर्घटना झाली ती खालीलपैकी कोणत्या वायुच्या गळतीमुळे झाली ? **[ADVANCE MPSC]**
#Science_Tech
#Disaster_Management Q.90】 1984 साली भोपाळ गॅस दुर्घटना झाली ती खालीलपैकी कोणत्या वायुच्या गळतीमुळे झाली ? **[ADVANCE MPSC]**
Anonymous Poll
1%
1)Phosgene
5%
2)Cyanogen chloride
92%
3)Methyl Isocyanate
2%
4)Diazomethane
Forwarded from Advance Science™ (Rakh Ganesh)
#GS_4
#Science_Tech
#Atomic_Energy Q.91]1969 मध्ये तारापूर येथे प्रत्यक्ष विद्युतनिर्मिती करणारी अणुभट्टी उभारून वीज उत्पादन सुरु केले तर येथील अणुभट्टी खालीलपैकी कोणत्या देशाच्या सहकार्याने सुरु केली ? [ADVANCE MPSC]
#Science_Tech
#Atomic_Energy Q.91]1969 मध्ये तारापूर येथे प्रत्यक्ष विद्युतनिर्मिती करणारी अणुभट्टी उभारून वीज उत्पादन सुरु केले तर येथील अणुभट्टी खालीलपैकी कोणत्या देशाच्या सहकार्याने सुरु केली ? [ADVANCE MPSC]
Anonymous Poll
19%
1) फ्रान्स
14%
2) कॅनडा
43%
3)अमेरिका
24%
4) रशिया